Revox B77 MK2 4 Track for sale after complete renovation Technical assessment: Plays and records brilliantly. External rating very good minus. Additionally, Revox b203 timer. Dimensions: weight (kg):17 depth (mm):452 height (mm):414 width (mm):207 Drive: Three-motor drive 2 AC coil motors 1 AC sound motor electronically controlled Tape speed: SLS 2,38/4,75 cm/s, HS 19,05/38,1 cm/s, NS 9,5/19,05 cm/s, LS 4,75/9,5 cm/s Noise-to-voltage ratio (according to ASA-A, measured over band): >60 dB (9,5cm/sec), >63 dB (19cm/sec) Frequency response over tape: 30 Hz bis 16 kHz + 2 dB bis - 3 dB, 30 Hz bis 20 kHz + 2 dB bis - 3 dB Power consumption: max. 80 VA Synchronisation fluctuation: 38 cm/s < 0,06 %, 9.5 cm/s < 0,10 %, 19 cm/s < 0,08 % Equipment: 11 ICs, 1 optocoupler, 4 triacs, 60 transistors, 33 diodes, 5 LEDs, 2 bridge rectifiers, 3 relays Slip: max. 0,2 % Rewind time: 135 sec. for 1100m tape Coil size: up to 26.5 cm (10.5 inch)