Катушечный магнитофон Pioneer RT - 707

Катушечный магнитофон Pioneer RT-707. Производитель - Япония. Год выпуска аппарата 1979. Стоимость на момент выпуска составляла 128,000 йен.
Спецификация:
Model 4-track 2-channel stereo tape deck (with reverse playback)
Head configuration 4 track two-channel
Recording head × 1
Playback head × 1
Head × 1 reverse playback
Erase head × 1
Motor AC servo motor direct drive system × 1 FG: for capstan
Inner rotor type induction motor × 2 pole 6 for reel
Maximum reel Reel No. 7
Tape speed 19cm / s, 9.5cm / s, ± 0.5%
Speed ​​rewind (370m), within 100 seconds Reel No. 7
Rotational irregularities 19cm / s: less than 0.05% (WRMS)
9.5cm / s: less than 0.08% (WRMS)
SN ratio 58dB or more
Distortion Less than 1% (19cm / s)
Frequency characteristic 19cm / s: 20Hz ~ 28kHz (30Hz ~ 24kHz ± 3dB)
9.5cm / s: 20Hz ~ 20kHz (30Hz ~ 16kHz ± 3dB)
Crosstalk More than 50dB
Channel separation More than 50dB
Erasure rate 70dB or more
Recording bias frequency 125kHz
Equalizer NAB standard
Method of operation Solenoid drive, push-button direct change
Timer can be preset for recording and playback
/ Maximum permissible input impedance Input sensitivity / Mic: 0.25mV/125mV/25kΩ, 6mmφ Jack
Line: 50mV/25V/100kΩ, pin jack
DIN: 16mV/8V/1.3kΩ
Level / impedance maximum output level / output reference Line: 450mV/700mV/50kΩ, pin jack
DIN: 450mV/700mV/50kΩ
Phone: 70mV/8Ω, 6mmφ Jack
Attached organization Pitch Control
Auto-reverse playback (can be reverse manual / use sensing tape)
Auto repeat (linked counters)
Recording mode, independent L / R
Tape selector
Bias (STD / LH)
Equalizer (STD / LH)
With Mic / Line Mixing
Volume output (rear panel)
Pause indicator
The semiconductor used Each 5: IC
62 pcs Transistor:
Pieces 4: FET
44 pieces Diode:
One: thyristor
Two: Varistors
Four: Zener diode
Each 2: LED
AC outlet System 300W, 1
Power AC100V, 50Hz/60Hz
Power consumption 100W
Physical Dimensions 230 × height 480 × depth 356mm width
Weight 19.8kg
Included No. 7 metal reel
Cleaning kit
Splicing tape
Sensing Tape

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