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• Model 605-4R. An advanced machine for the serious recordist. Incorporates flexibility features such as plug-in head assembly, all-electric pushbutton operation, and automatic reverse.
Specifications: Speeds - 3 3/4, 7 1/2 ips ; heads - 4, 1/4-track; records 4-track stereo, 4-track mono ; plays 4-track stereo, 4-track mono ; reel size 7" ; 3 motors ; timing accuracy 99.75% ; freq. resp.- 7 1/2 ips, +2 db from 50 to 15k cps ; 3 ips, + 2 db from 50 to 12k cps ; signal-to-noise ratio, 50 db ; wow and flutter, 0.2% at 7 ips, 0.25% at 3 ips; rewind time, 1200-ft. reel, 40 secs. Inputs - 2 microphone, high impedance, sensitivity 1 mv; 2 high level, high impedance, sensitivity 0.1 volts ; amplifier outputs - 2 cathode follower phone output. Dimensions, 16" wiide, 7" high, 14" deep; weight 44 lbs.
1. Model 400-"Cosmopolitan" ............ $197.50
2. Model CS505-4RK .......................... $679.50
3. Model S505 2- or 4-track w/case ... $549.50
4. Model 607 ..................................... $845.00
5. Model 508 ..................................... $520.00
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• Model 1260. A portable 4-track stereo and mono recorder player in attractive grey luggage-with record electronics and playback preamplifiers. The 1260 is ideal for semi-professional recording and long-life service in education, businesss, theater, church, or audiovisual systems.
Specifications: Speeds 7, 3 ips ; heads 2 1/4-track ; records 4 track stereo, 4 track mono ; plays 4 track stereo, 4 track mono ; reel size 7in. ; no. of motors 1 ; timing accuracy 1/3 of a half tone ; freq. resp. 7 ips, +2db from 50 to 15,000 cps; 3 ips +2db from 50 to 8000 cps; signal-to-noise ratio 55 db ; wow and flutter, 0.2% at 7 ips (ASA standards), 0.3% at 3 ips (ASA standards) ; rewind time, 1200 ft. reel, 90 secs. Inputs - 2 microphone, impedance 2.2 megohms, sensitivity 600 mv ; 2 high level, impedance 250k ohms, sensitivity 0.25 volts; amplifier outputs 2, type cathode follower, to feed into 250k or more ohms. Dimensions, 17" wide, 9" high, 14" deep ; weight, 36 lbs. Other features : 3 separate heads in mumetal cases, die cast frame, auto-set shut-off.
Price $545.00.
Accessories : 2012 Amplifier-Speaker $199.50. Ampex.
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• Stereo-TransFlyweight, Series 312-ST. Battery-operated, portable, "Stereo-TransFly-weight" Series 312-ST, includes several models which meet NAB standards. Designed to meet need for compact, lightweight professional stereophonic recorders for unrestricted field use. Also usable for single channel recording and playback. Ruggedly constructed. Fully transistorized (20 transistors).
Specifications: Speeds-15/16 through 15 ips ; heads - 1 full track, 1 1/2-track; records 2-track stereo, plays 2-track stereo ; reel size 5 in. ; 2 motors ; freq. resp.-7% ips, ± 2 db from 50 to 10,000 cps; 3% ips, +2 db from 50 to 7500 cps ; signal-to-noise ratio, 55 db; wow and flutter, 0.1% at 7% ips, 0.15%? at 3%ips ; rewind time, 900-ft. reel, 180 sees. Inputs-2 microphone, impedance 50/200 ohms, sensitivity 4 ur ; 2 high level, impedance 15,000 ohms ; amplifier outputs-(1), high impedance; output power 2.5 volts. Dimensions, 15%" wide, 5%" high, 9" deep; weight, 11% lbs. 2 VU meters, self-contained rechargeable batteries.
Price, Series 312-ST ..... $624-684.
Accessories : 110 V a.c. power pack $30.00..
1. TransFlyweight, Series 312 ..... $438-$529
2. TransMagnemite, Series 612 .... $445-$505
3. Weathertite TransMagnemite, Series W-612 .. $365-$475
4. Secret Recorder, Series 212..... $475-$535
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• RT-360 Stereo Tape Recorder. Features, with DK-1 accessory, duplicate stereo or mono tapes, record sound-on-sound in stereo.
Specifications: Speeds-3 3/4, 7 1/2 ips; heads, 1/4-track; records 4-track stereo, 4-track mono ; plays 2- and 4-track stereo, 2- and 4-track mono ; reel size 7 in.; 3 motors ; timing accuracy 99%; freq. resp.-7% ips, +3 db from 40 to 16k cps; 3% ips, +3 db from 40 to 12k cps ; signal-to-noise ratio, 50 db; wow and flutter, 0.2% at 7% ips, 0.25% at 3% ips; rewind time, 1200-ft. reel, 50 sees. Inputs-2 microphone, sensitivity 3 mv ; 2 high level, impedance 500k ohms, sensitivity variable 3 mv to 300 mv; amplifier outputs-1, headphone; speaker outputs 4, impedance S ohms; output power 16 watts. Dimensions, 15%" wide, 16" high, 11%" deep; weight, 48 lbs. Other features : handles 10" reels; duplicates stereo or mono tapes; records stereo-sound-on-sound with DK-1.
Price, $449.95.
Accessories: DK-1 10%" reel and duplicating accessory, $49.95.
1. T-347 tape transport............ $319.95

• PD-96 4-Track Stereo Tape Deck. The PD-96 utilizes a capstan drive motor, a 6 1/2" balanced flywheel, and two rewind motors to assure speed accuracy, even rewind, and highly responsive performance. Pushbuttons simplify the various modes of operation. Some are coupled to colored signal lights for easy and quick identification. Precision tolerances and heavy duty components provide trouble-free operation and longevity. The deck is a one piece, ribbed heavy casting.
Specifications: Speeds-7%, 3%, 1% ips; heads-3 %-track ; records %-track stereo, %-track mono ; plays %-track stereo, %-track mono ; reel size 7 in. ; 3 motors ; timing accuracy 1% freq. resp.-7% ips, +3 db from 30 to 20k cps ; 3% ips, ± 3 db from 30 to 12k cps ; signal-to-noise ratio, 50 db ; wow and flutter. 0.1% at 7% ips, 0.15% at 3% ips; rewind time, 1200-ft. reel, 55 sees. Inputs-2 microphone, impedance 2 meg, sensitivity 1.0 mv ; high level, impedance 0.5 meg, sensitivity 150 mv. Dimensions, 14%" wide, 16%" high, 7%" deep ; weight, 30 lbs. Other features : "Hubloc" spindle holds reels in any position ; dual VU
meter ; built-in record & playback stereo pre-amps.
Price $375.00. Oil-finished walnut base $20.00.
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• MT-7. Portable transistorized 2-speed 2-track mono design, product of West Germany. Record-level indicator, operates from four flashlight batteries, accessories available for other power sources ; complete with dynamic microphone and carrying handle ; full line of accessories available.
Specifications: Speeds - 3.75, 1% ips ; heads - 2 half track ; records 2-track mono ; plays 2-track mono ; reel size 3 in. ; 1 motor ; timing accuracy 0.05% freq. resp.-3% ips, ±3 db from 100 to 12,000 cps ; signal-to-noise ratio, 50 db ; wow and flutter, 0.5% at 3% ips. Inputs-2 microphone, impedance 200 ohms; amplifier outputs-1, impedance 200 ohms ; speaker outputs 1, impedance 4 ohms ; output power 2 watts. Dimensions, 12" wide. 3" high, 8" deep ; weight, 7 lbs. Other features : 4x6 speaker, ball-bearing motor, transistor-speed control.
Price, $149.95. Stanford Int'l.
1. MT-5 ......................... $249.95
2. MT-5S ........................ $285.95
3. MT-7F ........................ $159.95
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• 550 Stereo Recorder. The Model 550 recorder features transistorized preamplifiers, "Trans-A-Track" plus sound-on-sound, separated 6" speakers, all pushbutton interlocked control, cue and edit button, public address or internal speaker monitoring, 2 VU meters, automatic pressure roller disengagement when the lid is closed, tone control, automatic record-equalization shifting, and 2 dynamic microphones. 1 full year warranty on parts, 90 days labor.
Specifications: Speeds - 7 1/2, 3 3/4, 1 7/8 ips; heads - 2 1/4-track ; records 4-track stereo, 4-track mono ; plays 2&4-track stereo, 2&4-track mono ; reel size 7 in. ; 1 motor ; freq. resp.- 7V2 ips, ± 2 db from 40 to 16.000 cps ; 3% ips. + 2 db from 40 to 12,000 cps ; signal-to-noise ratio, 50 db ; wow and flutter, 0.2% at 7% ips, 0.25% at 3% ips. Inputs-2 microphone ; amplifier outputs-2 ; speaker outputs 2, impedance 8 ohms ; output power 10 watts. Dimensions, 13%" wide. 9%" high, 14" deep ; weight, 34y2 lbs.
Price, $319.95. Concord Elect.
1. Model 880 ..................... $399.95
2. Model 550-D................... $219.95
3. Model 220 ..................... $149.95
4. Model 104 ..................... $ 99.95
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• TG12 Tape Deck. Four-track stereo/mono record and playback, smooth and positive tape handling, mechanical pushbutton controls. No pressure pads.
Specifications: Speeds-1, 3, 7ips ; heads -(2) 1/4-track ; records 4-track stereo, 4-track mono ; plays 2- and 4-track stereo, 2-and 4-track mono ; reel size 7 in. ; 1 motor ; freq. resp.-7% ips, 40 to 20k cps; 3% ips, 40 to 16k cps; signal-to-noise ratio, 52 db; wow and flutter, 0.15% at 7V2 ips, 0.25% at
3% ips; rewind time. Inputs-2 microphone, impedance 10 meg, sensitivity 2 mv; 1 high level, impedance 22k ohms, sensitivity 2 mv ; amplifier outputs-1, impedance 18k ohms ; speaker outputs, 1, impedance S ohms. Dimensions, 13" wide, 6" high, lO" deep.
Price, $245.00. United Audio.
1. TC12A 4-track stereo recorder with speakers .. $349.95
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• 2400 4-Track Stereo/Mono Deck. Compact 4-track stereo and mono recorder-player incorporating a 3-motor tape transport with electro-dynamic braking. Record and playback equalization on both 7 and 3 ips tape speeds. Mixing mic. and line-level controls. Eye-tube level indicators. No pressure pads and precision tape guidance. Top-of-deck jam-proof speed shift. Digital turns counter. Automatic end-of-tape stop switch.
Specifications: Speeds - 7, 3 ips ; heads - 3 1/4-track ; records 4-track stereo, 4-track mono ; plays 4-track stereo, 4-track mono ; reel size 7 in. ; 3 motors; freq. resp.-7% ips. + 3 db from 30 to 17,000 cps; 3% ips, +3 db from 30 to 12,000 cps ; signal-to-noise ratio, 45 db ; wow and flutter, 0.2% at 7% ips, 0.3% at 3% ips ; rewind time, 1200-ft. reel, 45 sees. Inputs-microphone, impedance 5.6 meg, sensitivity 5 mv ; high level, impedance 500k ohms, sensitivity 0.1 volts ; amplifier outputs -0.7v, impedance 5k ohms. Dimensions, 12 9/16" wide, 12%" deep, 6%" high ; weight, 22 lbs.
Price, $269.95 wired, - $199.95 kit..
RP100 4-track stereo/mono deck $299.95 kit, - $349.00 wired
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• Stereo 700 Tape Recorder. Vertical mount complete 4-track record/play stereo with sound-on-sound, sound-with-sound. Wing speakers. Has recording-level meters, digital counter.
Specifications: Speeds-3%, 7% ips; heads - (3) 2/4-track ; records 4-track stereo, 4-track mono; plays 4-track stereo, 4-track mono; reel size 7 in. ; 1 motor; timing accuracy 98% ; freq. resp.-7% ips ± 3 db from 50 to 15,000 cps; 3% ips, ± 3 db from 50 to 10k cps; signal-to-noise ratio, -42 db; wow and flutter, 0.25% at 7% ips; rewind time, 1200-ft. reel, 90 sees. Inputs-2 microphone, impedance 1 meg, sensitivity 5 mv; 2 high level, impedance 0.47 meg, sensitivity 0.1 volts ; speaker outputs 2, impedance 8 ohms ; output power 20 watts peak per channel. Dimensions, 21" wide, 12" high, 11 9/16" deep; weight, 24 lbs.
Price, $339.95. Estey.
1. Model 20 7" mono recorder....... $ 99.95
2. Model 30 7" mono recorder  $1 19.95
3. Model 50 4-track stereo recorder..... $299.95
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• 5/424 Stereo Tape Recorder. The 5/424 is an all-purpose mono and stereo recording instrument. Mono recording and playback in forward direction with continuous monitoring in either channel; playback of one channel while recording the other; re-recording track-to-track ; echo effects.
Specifications: Speeds-3%, 7% ips; heads -(3) % -track ; records 2-track stereo, 2-track mono; plays 2 and 4-track stereo, 2-track mono ; reel size S1^ in. ; 3 motors ; timing accuracy 99.8% ; freq. resp.-7% ips, ± 2 db from 40 to 15,000 cps ; 3% ips, ± 3 db from 50 to 10,000 cps ; signal-to-noise ratio, 52 db; wow and flutter, 0.15% at IV2 ips, 0.2% at 3% ips; rewind time, 1200-ft. reel, 45 sees. Inputs-microphone, impedance 1 meg, sensitivity 2 mv; high level, impedance 0.5 meg, sensitivity 0.35 volts; amplifier outputs-Impedance 5k ohms. Dimensions, 17%" wide, 9%" high, 18" deep; weight 48 lbs.
Price, $593.00. Ercona Corp.
1. 5 AN (mono) .................. $425.00
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• Professional Studio Model 200. Automatic reverse and/or automatic continuous play in both directions. Automatic shutoff in manual modes ; four double-shielded heads ; source or tape monitoring while recording ; sound-on-sound or sound-with-sound ; built-in echo effect ; transistorized ; hysteresis motors; two flutter filters ; professional touch button controls ; four-channel mixer with four input-level controls ; OTL amplifier design for extremely wide frequency response.
Specifications: Speeds - 15, 7, 3 Ips ; heads - 4 x 1/4-track; records 4-track stereo, 4-track mono ; plays 4-track stereo, 4-track mono ; reel size 7 in. ; 3 motors ; timing accuracy 99.9% freq. resp.-7y2 ips, +2 db from 35 to 18,000 cps ; 3% ips, ± 2 db from 35 to 13,000 cps ; signal-to-noise ratio. 50 db ; wow and flutter, 0.12% at 7% ips, 0.16% at 3% ips ; rewind time, 1200-ft. reel, 20 sees. Inputs -2 microphone, high impedance, sensitivity 1 mv ; 2 high level, impedance 600 ohms, sensitivity 0.25 volts ; amplifier outputs-4, phone plug, impedance 600 ohms ; speaker outputs 2, impedance 8 ohms ; output power 40 watts. Dimensions, 17" wide, 17%" high, 71,4" deep ; weight, 75 lbs. Other features: self-contained wide-range co-ax speakers ; front panel oilers ; variable speed fast forward and rewind ; 600-ohm balanced output.
Price, $995.00. Accessories : DM166 broadcast dynamic microphone $29.95.
1. Model 600 stereophonic recorder .. $399.50
2. Model 660 portable recorder ...... $159.50
3. Model 550 lecture report recorder.. $139.50
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• Model AD-22 4-Track Stereo Tape Recorder. The new Heathkit AD-22 4-track stereo tape recorder is easy to assemble and simple to operate. The simplicity of the precision-machined mechanism and circuit-board construction assures fast, easy assembly and stable circuit performance. Features push-pull bias/ erase oscillator, individual bias adjust and meter calibrate controls, VU-type meters, record interlock, input mixing controls.
Specifications: Speeds 7 and 3 ips; heads-(2) 14-track ; records 4-track stereo, 4-track mono; plays 4-track stereo, 4-track mono ; reel size 7 in.; no. of motors 1 ; freq. resp.-73/2 ips, ± 3 db from 40 to 15,000 cps; 3% ips, +3 db from 40 to 10,000 cps; signal-to-noise ratio, 45 db ; wow and flutter 0.2% at 7% ips, 0.3 at 3% ips ; rewind time, 1200-ft, reel, 100 sees. Inputs-2 microphone, impedance 1 meg, sensitivity 5 mv; 2 high level, impedance 250k ohms, sensitivity 160 mv; amplifier outputs-2 cathode follower, impedance 600 ohms; output level, 1 volt. Dimensions, 12" wide, 8" high, 15" deep; weight, 23 lbs.
Price, $179.95. Heath Company.
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• KN-4120 Tape Recorder. Records and plays monophonically at 2 speeds. Plays 4-track stereo tapes through self-contained speakers and amplifiers. "Simultrack" sound-with-sound. Wing-type speaker enclosures permit optimum spacing.
Specifications: Speeds - 7, 3 ips; heads - 2 1/4-track ; records 4-track mono ; plays 4-track stereo, 4-track mono ; reel size 7 in. ; 1 motor; timing accuracy 98% freq. res.-7% ips, ± 3 db from 50 to 10k cps ; 3% ips, ± 3 db from 50 to 8k cps ; signal-to-noise ratio, 45 db ; wow and flutter, 0.2% at 7% ips, 0.3% at 3% ips; rewind time, 1200-ft. reel, 90 sees. Inputs-1 microphone, high impedance, sensitivity 1 mv ; 1 high level, impedance 500 ohms, sensitivity 100 mv ; amplifier outputs-2, high impedance ; speaker outputs 2, impedance 3.2 ohms; output power 6 watts. Dimensions, 2114" wide, Sy2" high, 14%" deep ; weight, 28 lbs.
Price, $134.95. Allied Radio.
1. KN-4035 2-speed portable tape recorder ........................ $ 69.95
2. KN-4000 4-track stereo tape deck................................... $129.95
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• Model 4000. Four-track self-contained stereo recorder. Simple pushbutton operation for synchronized dubbing, monitoring, and variable echo or reverb effects. Separate bass and treble controls. Transistorized. Separate recording-level indicators. Remote pause. Hystersis motor.
Specifications: Speeds-71/2, 3%, 1% ips; heads-4 ^-track ; records 4-track stereo, 4-track mono ; plays 2&4-track stereo, 4-track mono ; reel size 7 in.; 1 motor ; timing accuracy 98% ; freq. resp.-7% ips, ± 2 db from 30 to 18,000 cps ; 3% ips, ± 2 db from 40 to 14,000 cps ; signal-to-noise ratio, 54 db ; wow and ilutter, 0.12 <# ;it 7% ips, 0.2% ;i I 3$ ips; rewind time, 1200-ft. reel, 120 sees. Inputs--¦ microphone, impedance 200 ohms, sensitivity 150 mv ; high level, impedance 2k ohms, sensitivity 300 mv ; speaker outputs 2, impedance 8 ohms ; output power 10 watts. Dimensions, 20%" wide, 14" high, 8" deep ; weight, 33 lbs.
Price, $339.95. Matthew Stuart.
1. 158S with 2 lo-Z dyn. mics....... $369.50
2. TR 3000 with 2 lo-Z dyn. mics____ $299.95
3. 2000 with 1 lo-Z dyn. mic........ $199.95
4. 270DC deck with case ........... $229.95
5. 260 deck ...................... $219.95
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• RK-155WX 4-Track Stereo Recorder. Both speeds automatically equalized. Pause control ; sound-on-sound; automatic stop at end of tape ; two 4 x 6" speakers ; transistorized stereo preamps; two recording-level meters; 3-digit index counter.
Specifications: Speeds-3%, 7% ips ; heads -2 %-track ; records 4-track stereo, 4-track mono; plays 4-track stereo, 4-track mono ; reel size 7 in. ; 1 motor ; freq. resp.-7% ips, ± 3 db from 40 to 18,000 cps ; 3% ips ; ±4 db from 40 to 12,000 cps ; signal-to-noise ratio, 45 db ; wow and flutter, 0.25% at 7V2 ips, 0.4% at 3% ips; rewind time, 1200-ft. reel, under 4 min. Inputs-2 microphone, impedance 50k ohms ; 2 high level ; amplifier outputs-2 to external amp., 50k ohms ; speaker outputs 2, impedance 4 ohms ; output power 2 watts per channel. Dimensions, 15%" wide, 7W high, ll1^" deep; weight, 34 lbs. Other features: includes 2 microphones, output cables, empty reel and 1200 feet of tape.
Price, $169.95. Lafayette Radio.
1. RK-140WX 4-track stereo tape deck. $99.50
2. RK-137WX 4-track portable recorder. $89.50
3. RK-141WX 4-track stereo/mono playback deck .. $59.50
4. RK-142WX 1/2-track portable recorder $59.95

• Nagra IIIB Tape Recorder. The Nagra III is a portable self-contained tape recorder assuring professional standard of performance, reliability, and ease of use.
Specifications: Speeds: 15, 7%, 3% ips; heads: 3 full track ; records, 1-track mono ; plays, 1-track mono ; reel size 5 in., 7-in. with cover open; 1 motor; timing accuracy 0.1% freq. resp. 15" ips, ± iy2 db from 30 to 16,000 cps; 7% ips ±iy2 db from 50 to 12,000 cps; signal-to-noise ratio, 62.5 db ; wow and flutter, 0.1% at 7% ips. Inputs-1 microphone, impedance 50 ohms, sensitivity 1 to 5 mv ; 1 high level, impedance 100k ohms, sensitivity 15 to 10 volts ; amplifier outputs-1, balanced, impedance 600k ohms, earphone outputs 1, impedance 50 ohms. Dimensions, 14" wide, 9.5" high, 4.3" deep, weight, 15 lbs. Other features : built-in speaker with amp, power output 1 to 2 watts.
Price $1,045.00. Magna-Tech.
1. Nagra IMP with neo-pilottone sync head ......... $1,095.00
2. Nagra IIIPH with neo-pilottone head & H amp ..... $1,135.00
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• Model SM-310-4B Stereo 1/4-Track Tape Recorder. The 1/4-track Model SM-310-4B as well as the earlier 1/2-track Model SM-310, is "cybernetically engineered for intuitive operation." Control of the tape transport is centered in a "joy stick." Both models will operate either vertically or horizontally and take from 3" to 10" reels, as well as NAB hubs.
Specifications: Speeds 3%, 7% ips ; heads--3/4-track ; records 4-track stereo, 4-track mono ; plays 4 or 2-track stereo or mono ; reel size IOV2"; no. of motors 1; timing accuracy 99.5% ; freq. resp. 1V2 ips, +2 db from 30 to 15,000 cps; 3% ips, ± 3 db from 40 to 10,000 cps; signal-to-noise ratio, 50 db; wow and flutter, 0.2% at 7% ips, 0.25% at 3% ips ; rewind time, 3600-ft. reel, 120 sees. Inputs-2 microphone, impedance hi or lo by use of plug-in transformer, sensitivity y2 mv ; 2 high level, impedance 0.5 meg, sensitivity 29 mv ; amplifier output-2 cathode follower. Dimensions : 16%" wire, 9V2" high, 12%" deep; weight, 34 lbs.
Price, $569.50. Newcomb Products.
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• Continental 301 (Model EL 3549). Fully transistorized 4-track, 4-speed tape recorder featuring two preamps for stereo playback through any radio, TV, or hi-fi system. Features new superslow fourth speed of 15/16 ips for up to 32 hours of recording on a standard 7-inch reel. Contains facilities for stereo playback and mono record/playback and includes twTo preamplifiers, power amplifier and speaker and comes with dynamic cardioid-pattern microphone.
Specifications: Frequency response, 7*/% ips ; 60-16,000 cps; signal-to-noise ratio better than 40 db ; wow and flutter (rms) : 7% ips- 0.14%. Inputs (3) : microphone, radio/phono, and foot pedal. Outputs (3) : external speaker, stereo line, headphones. A parallel operation
feature permits tracks 1 and 3, or 2 and 4 to be played back simultaneously so that prerecorded stereo tapes can be played back mono-phonically without loss through the built-in speaker.
Price $299.50. North American Philips.
1. Norelco "Continental 100" (Model EL3585) ....................... $129.50
2. Norelco "Continental 200" (Model EL3541) ....................... $179.50
3. Norelco "Continental 300" (Model EL3542) ....................... $239.50
4. Norelco "Continental 401" (Model EL3534) ....................... $399.50
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• Executive 88-B. Miniature recorder and sound system complete with desk top amplifier, leather carrying case, telephone adapter. It can be used as a miniature recorder, portable public address system, telephone amplifier and recorder.
Specifications: Speeds 1% ips; heads- 2 %-track, records 2-track mono ; plays 2-track mono ; reel size 2% in. ; 1 motor ; freq. resp. 1% ips, ± 3 db from 100 to 6000 cps ; rewind time, 600-ft. reel, 30.1 sees. Inputs-microphone, impedance 200 ohms ; amplifier outputs-1 ; speaker outputs 1, impedance Ik ohms; output power 10 mw. Dimensions, 1%" wide, 4i/o" high, 1W deep ; weight, 2% lbs.
Price. $99.95.
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• Model 1055 Stereophonic Tape Recorder. The new 1055 4-track tape recorder features a self-contained stereophonic playback system. Other features : Edit guide, automatic shut-off, built-in head demagnetizer.
Specifications: Speeds-7%, 3% ips ; heads -2 ^-track, records 4-track stereo, 2-track mono ; plays 4-track stereo, 2-track mono ; reel size 7 in. ; 1 motor; timing accuracy 0.5% freq. resp.-7% ips, ± 3 db from 50 to 15k cps ;
3% ips, ± 3 db from 70 to 10k cps ; signal-to-noise ratio, 42 db ; wow and flutter, 0.2% at 7Ms ips; rewind time, 1200-ft. reel, 90 sees. Inputs-2 microphone, impedance 2.2 meg, sensitivity 3 mv ; high level, impedance 2.2 meg, sensitivity 0.15 volts ; amplifier outputs -2, single-ended, impedance 4/8 ohms; speaker outputs 2, impedance 4/8 ohms ; output power 10 watts peak. Dimensions, lS1^" wide, lS^" high, 9 1/16" deep ; weight, 25 lbs. Other features : electronic muting, interlocked controls.
Price, ............................... $269.95. Roberts Elect.
1. Model 1057 stereo tape recorder ...... $339.95
2. Model 1057-P.S.-photo sync .............. $369.95
3. Model 997 stereo tape recorder ........$449.95
4. Model 440 stereo tape recorder ....... $649.50
5. Model 192 full-track mono recorder ...$349.50
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• Model 600 Sterecorder. The Sony Model 600 Sterecorder is a 4-track stereo and monophonic recording and playback deck with sound-on-sound and sound-with-sound (stereo mike and line mixing), monitor of "source" or "tape," VU meters, separate record, playback, and monitor amplifiers, earphone monitor, high-level line outputs, and vertical or horizontal operation. Comes complete with carrying case and two Sony F-87 dynamic, cardioid pattern mikes.
Specifications: Speeds-7%, 3% ips ; heads -3 ^4-track ; records 4-track stereo, 4-track mono ; plays 4-track stereo, 4-track mono; reel size 7 in. ; 1 motor ; freq. resp.-7% ips, ±2 db from 50 to 15,000 cps; 3% ips, 30 to 13,000 cps ; signal-to-noise ratio, 50 db ; wow and flutter, 0.17% at 7% ips. Inputs-2 microphone, low impedance, sensitivity-72 db ; 2 high level, impedance 100k ohms, sensitivity -20 db ; amplifier outputs-2, preamp, high impedance.
Price, $450.00.
Acccessories : Model MX-600 3-line mike mixer $22.50,
Model DR-1C high impedance earphones $22.50.
1. Model 500 Sterecorder ........... $399.50
2. Mcdel 464-L Sterecorder ......... $219.50
3. Model 464-D Sterecorder ......... $199.50
4. Model 263-D stereo tape deck .... $115.50
5. Model 801-A battery-operated portable ..... $250.00
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• MODEL 64. Three-speed, four-track, stereo record/playback tape deck with automatic stop. Multiplex filter built-in.
Specifications: Speeds-7%, 3%, 1% ips; heads-3 ^-track ; records 4-track stereo, 4-track mono ; plays 4-track stereo 4-track mono ; reel size 7 in. ; 1 motor ; timing accu-
racy 99.N';> freq. resp.- 7 '-. ips, t 2 db from 30 to 16,000 cps; 3% ips, ± 2 db from 40 to 11.000 cps ; signal-to-noise ratio, 55 db ; wow and flutter, 0.1% at 7% ips, 0.2% at 3% ips. Inputs-2 microphone, impedance 5 meg, sensitivity 1.25 mv ; 2 high level, impedance 1 meg, sensitivity 50 mv ; output power 1.5 v. cathode follower. Dimensions, 12" wide, 6" high, 16" long; weight, 25 lbs.
Price, $498.00. Accessories : TC56 carrying case $24.50.
1. 74 3-speed, 4-track ............. $399.50
2. Model 8 series 2-speed, 2 and 4-track mono ............ $219.50-$287.50

• Royal Stereo 8000. Lightweight, built-in "echo effect," 4-speeds, colored-light identification of recording or playing position, sound-on-sound, built-in mixer.
Specifications: Speeds-7%, 3%, 1%, 15/16 ips ; heads-3 % -track ; records 4-track stereo, 4-track mono ; plays 4-track stereo, 4-track mono ; reel size 7 in. ; 1 motor ; timing accuracy 99.9% freq. resp.-7% ips, + 3 db from 50 to 20,000 cps ; 3% ips, +3 db from 50 to 16.000 cps; signal-to-noise ratio, 50 db ; wow and flutter, 0.15% at 7% ips, 0.15% at 3% ips ; rewind time, 1200-ft. reel, 90 sees. Inputs -3 microphone, impedance 2k ohms, sensitivity 150 mv ; 2 high level, impedance 50k ohms, sensitivity 5 mv ; speaker outputs 2, impedance 4 ohms ; output power 2.2 watts. Dimensions, 14" wide, 13" high, 7" deep ; weight, 23% lbs. Other features : transistorized, may be played with top down and 7" reels, built-in system to synchronize auto, projector with tape. Accessories: sound actuated switch (Akustomat) #817 $44.95. Martel Elect.
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• 47/26 Stereo Tape Recorder. The name of the recorder comes from its complement of 47 transistors and 26 diodes in its all-transistorized circuitry. This instrument is competely self-contained, with dual recording and playback amplifiers and built-in monitoring speakers. Among its features are: three motors; three heads; all-electronic switching; three controls for each channel (tone, record level, playback level) ; automatic rewind, replay, and shutoff ; three inputs per channel with simultaneous intermix ; sound-on-sound and echo effects ; remote control ; pause switch for editing ; and monitoring from either the recorded tape or the preamplifier input. It can also serve as an audio center for a high fidelity or a PA system.
Specifications: Speeds-7%, 3% ips ; heads - (3)1/4-track ; records 4-track stereo, 4-track mono ; plays 4-track stereo, 4-track mono ; reel size 7 in. ; 3 motors ; freq. resp. lxk ips, ± 3 db from 30 to 20,000 cps ; signal-to-noise ratio 50 db; wow and flutter, 0.15% at 7% ips, 0.25% at 314 ips; rewind time, 1200-ft. reel, 45 sees. Inputs-microphone ; high level; output power 10 watts. Dimensions, 16" wide, 7" high, 13" deep.
Price, $600.00. Vernon Audio Div.
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• Retro-Matic 220. Two-speed quarter-track stereo tape recorder. Two-directional automatic or manual playback. Remote control, all electric feather-touch pushbuttons. Solenoid controlled differential braking, fail safe in case of power failure. Integrated 12-watt solid-state power amplifier, vacuum tube record circuitry. Illuminated VU meters, independent channel controls, digital counter, photoelectric run-out sensor, record indicator lights. Stainless steel face plate, vertical or horizontal operation.
Specifications: Speeds - 3, 7 ips; heads - 4 1/4-track ; records 4-track stereo, 4-track mono ; plays 4-track stereo, 4-track mono ; reel size 7 in. ; 3 motors; freq. resp. - 7ips, +3db from 20 to 25,000 cps ; 3 ips, ± 3db from 20 to 15,000 cps ; signal-to-noise ratio, 55 db ; wow and flutter, 0.2% at 1% ips, 0.3% at 3% ips; rewind time, 1200-ft. reel, 60 sees. Inputs-2 microphone, impedance 2 meg, sensitivity 1 mv ; 2 high level, impedance 250k ohms ; sensitivity 0.1 volts ; amplifier outputs -(1) stereophones impedance 4-600 ohms, (2) 1 v. amp., out., imp. Ik ohms; speaker outputs 2, impedance 4 to 8 ohms; output power 6 watts. Dimensions, 16" wide, 15" high, 9 1/16" deep ; weight, 45 lbs. Other features : audio-controlled reversing, remote control, bias metering and adj. on front panel, photoelectric shut-off, index counter.
Price, $860.00. Viking of Minneapolis.
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