Technical Details
Brand: Geloso
Model:G-257
Category:Mid High Fidelity
Application:Consumer
Electronics:Tube
Country of Manufacture:Italy
Tracks:1/2 Rec/PB
Speeds: 1 7/8
Max Reel Size("): 5"
Number of heads: 2
Head Composition: Permalloy
Head Configuration: Mono - Full Track
Voltage(s): 220-240v
Frequency Response:(all 3 dB): 80Hz - 6.5kHz
Wow and Flutter:0.2%
Signal-to-Noise Ratio:better than 50db
Sound quality rating:5 / 10
Long-term reliability rating: 5/ 10
Additional Details
Description
This was a single speed recorder – 4.75 cm/s (1 7/8 ips) with half track mono heads.
The grey band at the front which looks like a radio tuner is actually a tape position indicator, a needle showing the length of the tape used and at grey knob at left with which you can reset the scale to zero.
Additional Info
Model
|
G257 |
Year
|
1962 |
Track system
|
half-track mono |
Heads
|
combination record/play plus erase head in common unit |
Motors
|
one |
Maximum reel size
|
3″ |
Tape speeds
|
1 7/8 ips |
Frequency response (all 3 dB)
|
80Hz – 6.5kHz |
Wow & flutter
|
0.2% |
Signal to noise ratio
|
better than 50db |
Valve complement
|
12AX7 (ECC83) 2 stage amplifier; EL95 (6AQ5) output/h.f oscillator; DM70 magic eye & B250/C75 metal bridge rectifier |
Audio output power
|
2 watts |
Speaker(s)
|
small internal elliptical speaker |
Dimensions
|
10¼ x 6½ x 4″ (260 x 170 x 100 mm) |
Weight
|
6.4 lbs (2.9 kg) |