Revox B-710
Transport mechanism
4 motor dual capstan drive for compact cassettes
2 DC-spooling motors controlled by microprocessor
2 capstan shafts individually driven by quartz controlled MDD motors
7-segment display: 4 digit tape counter switchable to time clock
Tape speed: 4,76 cm/s (1 7/8 ips)
Wow and flutter: 0,1 % with C 60 and C 90 cassettes
Useable cassettes: C 46 to C 120; specified data guaranteed up to C 90 only
Winding times: approx. 45 sec. for C 60; approx. 65 sec. for C 90
Noise reduction: Dolby®-B processor in the recording and reproducing channels, switchable MPX-filter
Tape selection
Iec1: Fe2 O3
Iec2: CrO2
Iec4: Metal
Auto - automatic sensing of coded cassettes
Playback equalization: 3180 + 70/120 μs, manually selectable or auto selection via cassette coding
Level metering: 200 nWb/m equals 0 dB on peak level meters
Distortion at 315 Hz, OdB
Iec1: better than 0.8%
Iec2: better than 2%
Iec4: better than 1 %
Frequency response
Iec1: 20Hz-16kHz+2/-3dB
Iec2: 30Hz-20 kHz+2/-3dB
Iec4: 30Hz-20kHz+2/-3 dB
Signal to noise ratio: better than 66 dB
Crosstalk (at 1kHz, OdB): better than 40 dB
Bias and erase frequency: 105 kHz
Inputs per channel
Mic: 0,35 mV/ 10kohms (unbalanced)
Line: 35mV/220kohms
Din: 0,5 mV/10kohms
Overall margin on all inputs: 40dB (1:100)
Outputs per channel Level at OdB reading
Line Output: max. 0,775V minimum tolerable load 20 kohms adjustable to-26 dB
Din Output: max. 0,775V minimum tolerable load 20 kohms adjustable to-26 dB
Phones: max. 2,45V optimal headphone impedance 200-600 ohms, short-circuit-proof, volume separatly adjustable
Semi-conductor complement
1 microprocessor 2 kx 8 bit
55 IC, 77 transistors, 62 diodes, 54 Led
2 full wave rectifiers, 2 relays, 5 seven-segment display
Voltage selector: 200/240 V AC (voltage selector) ±10 %, 50-60 Hz, max. 50 W
Weight: 10,4 kg
Dimensions: 452x151x352 mm