Technical Details
Brand: Berlant
Model:TRW1
Category:Vintage
Application:Consumer
Electronics:Tube
Country of Manufacture:USA
Release dates:1954 - 1957
Speeds: 3 3/4, 7 1/2
Max Reel Size("): 10.5"
Number of heads: 3
Head Composition: Permalloy
Head Configuration: full-track-mono
Auto Reverse?:No
Voltage(s): 110-120v
Frequency Response:(all 3 dB): 7½ ips: 50Hz -18kHz
Wow and Flutter:less than 0.07 % at 7½ ips, 0.1% at 3¾ ips
Sound quality rating:7 / 10
Long-term reliability rating: 7/ 10
Additional Details
Description
A three motor, three head machine available in mono or stereo and first introduced in 1954. It was 10½” reel capable and featured a built in mic-pre amp. This was a deck only, no power amp, with an output of 0.775 volts at10K ohms at “0 vu” . Connectors are RCA on this model.
There was a balanced output/input version available for professional use.
Features included variable winding torque, large vu meter, interlocked operation (manual – no solenoids on this model) and micro-gap heads.
Additional Info
Total harmonic distortion: 3% / Rewind speed: 2,400 feet per minute / Inputs: 1 microphone 1 line per channel / full & half-track mono, also available in quarter-track and stereo