OPTONIKA RT 3838



Type: 4 track 2 channel stereo cassette tape recorder/player
deck with built-in Dolby noise reduction system

Semi-conductors:
1 x LSI (Large Scale Integrated Circuit)
7 x IC (Integrated Circuit)
59 x Transistor
34 x Diode
2 x LED (Light Emitting Diode)
Tape: Philips standard compact cassette tape
Wow & flutter: 0,15% (DIN 45 500)
Frequency response:
Use of normal tape: 30 ~ 13,000Hz under DIN 45 500
Use of Fe-Cr tape: 30 ~ 16,000Hz under DIN45 500
Use of Maxell UDXLH tape: 30 ~ 15,000Hz under DIN45 500
S/N ratio: Better than 50dB, for normal tape (weighted) at Line-In, without Dolby Noise Reduction
Dolby NR effect: 10dB (at over 5kHz)
Input sensitivity and input impedance:
Microphone: 0.2mV (6.8kohms)
Line: 50mV (54kohms)
Record/play back socket: 0.1mV/kohm
Output level and loaded impedance:
Headphones: 89mV (“0”VU) 8ohm
Line: 775mV (“0”VU) 50kohms
Record/play back socket: 775mV (“0”VU)
Power source: AC 220/240V, 50/60Hz
Power consumption: 18 Watts
Dimensions: 442x144x357 mm
Weight: 9 kg