Technical Details
Brand: Truvox
Model:PD 104
Category:Best of Vintage
Application:Consumer
Electronics:Solid State
Equalization:NAB
Country of Manufacture:United Kingdom
Release dates:1965 - 1967
Original Price: $399.5
Tracks:1/4 Rec/PB
Speeds: 1 7/8, 3 3/4, 7 1/2
Max Reel Size("): 7"
Number of heads: 3
Head Composition: Permalloy
Head Configuration: Stereo
# Motors: 3
Auto Reverse?:No
Voltage(s): 110-120v, 220-240v
Frequency Response:30Hz - 17kHz at 7.5 ips (2 dB)
Wow and Flutter:(better than) 0.1% at 7½ ips, 0.15% at 3¾ ips and 0.25% at 1 ips
Sound quality rating:7 / 10
Long-term reliability rating: 6/ 10
Weight: 40 Lbs
Additional Details
Description
Using the tried and tested transport mechanism from the series 90, the series 100 also featured piano key operation, positive lock reel carriers, 4 digit counter, hinged editing panel, input mixing facilities, sound-on-sound, three tape speeds, three motor drive with Papst capstan motor and horizontal
operation. Like the series 90 the series 100 came in PD (deck-only) and R versions (with built in amplifiers and speakers.
Pictured at left is the R104, a quarter-track mono recorder. Stereo units were available (PD 102-half-track) and PD 104 (quarter-track).
The tape recorder guide from 1965 describes this as a Benjamin Truvox.
Additional Info
Noise level: -50dB / Fast wind speed: 60 seconds for 1200ft / Inputs: microphone: 1mV at 2Mohm, radio / gram 150mV at 500Kohm / Outputs: high imp. line 1.0V at 47Kohm, ext. speaker 3 & 15 ohms at 4 watts / Bias frequency: 90kHz / Dimensions: 16 x 16½ x 8″ (406 x 419 x 203 mm) / Weight: 40 lbs) / quarter-track stereo