1977 - 1884 Pioneer RT-707 4-track stereo open reel tape deck
Check out this stereo 4-track Reel-to-Reel Tape Deck playing Frank Zappa snippets from the Over-Nite Sensation album label released on 7 1/2 IPS Magtec prerecorded reel to reel tape. Also sampling Supertramp Breakfast in America from the Columbia House Tape Club
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"1977 - 1884"
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I powered this up with a VariaAC to be gentle on the electronics after sitting for decades. It has the original pinch roller. All pots and switches worked perfectly from day one nothing has been done. cover has never been removed.
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The RT-707 by Pioneer is part of the SPEC serios line of components for Rack Mounting. This 7-inch reel size deck is a 4-head, 3-motor, 2-speed (19/9.5 cm/sec), auto reverse (playback only), continuous play with pitch controllable AC Servo Direct Drive capstan. Format is quarter inch, 4-track, 2-channel stereo. Performance is 0.05% WRMS wow/flutter, 58dB signal-to-noise, 20 to 28,000Hz frequency response.
Incredible functionality with 2-step Bias, 2-step EQ, ± 6% Pitch Control, Permalloy heads, independent mic/line with mixing, wide-throw VUs, auto reverse / infinite play and auto reversing index, electronic switching (logic circuit), Pause, REC ON/OFF switching for each channel, and lots more.
Specifications
Track system: 4-track, 2-channel, stereo system
Heads: 2 x playback, 1 x record, 1 x erase
Motor: 2 x reel, 1 x capstan
Reel size: up to 7 inch reel
Equalization: NAB
Tape speeds: 3 3⁄4 7 1⁄2 ips
Wow and flutter: 0.05% (7 1⁄2 ips)
Frequency response: 20Hz to 28kHz (7 1⁄2 ips)
Signal to Noise Ratio: 58dB
Total harmonic distortion: 1%
Crosstalk: 50dB
Input: 50mV (line), 0.25mV (mic)
Output: 0.45V (line)
Semiconductors: 67 x transistors, 47 x diodes
Dimensions: 480 x 230 x 356mm
Weight: 20kg
18 сен 2024
