Technical Details
Brand: Viking
Model:77 'Stereo Compact'
Category:Mid High Fidelity
Application:Consumer
Electronics:Solid State
Equalization:NAB
Country of Manufacture:USA
Release dates:1964 - 1967
Tracks:1/4 Rec/PB
Speeds: 3 3/4, 7 1/2
Max Reel Size("): 7"
Number of heads: 2
Head Composition: Permalloy
Head Configuration: Stereo
Auto Reverse?:No
Voltage(s): 110-120v
Frequency Response:7½ ips: 25Hz - 16kHz
Wow and Flutter:0.2% RMS
Signal-to-Noise Ratio:-50dB
Sound quality rating:5 / 10
Long-term reliability rating: 5/ 10
Additional Details
Description
Made by the Viking company of Minneapolis, the model 77 (which replaced the model 76) was a quarter-track, stereo tape deck with two heads and a two-speed transport utilizing a single motor.
The single rotary function knob can be seen at the top right of the deck showing Rewind, Stop, Play and Fast forward positions. Other controls included record volume for each channel, twin VU meters for recording level, speed selector switch (in between the reels) a stereo/mono switch and an On/Off, Play or Record selector control.
This unit was designed for custom installations and used 5 valves (tubes).
Additional Info
Total harmonic distortion: less than 2% / Valve complement: 12AX& (ECC83) x 4. 12AU7 x 1 / Rewind speed: 70 seconds for 1800 feet / Inputs: microphone (front panel), high-level input (back) / Outputs: amplifier output / Dimensions: panel size: 13 x 13″ (326 x 326 mm) / Weight: 21 lbs (9.5 kg) / quarter-track stereo