Telefunken TA-350 Integrated HiFi Stereo Amplifier, 1979-81, made in Germany


Link: radiomuseum | john.ccac.rwth-aachen | hifiengine telefunken.pytalhost


Country:  Germany
Year: 1980/1981 Category: Audio Amplifier or -mixer
Semiconductors (the count is only for transistors) 15:
Reception principle Audio-Amplification
Wave bands - without
Details Hi-Fi equipment
Power type and voltage Alternating Current supply (AC) / 110-220 Volt
Loudspeaker - This model requires external speaker(s).
Power out 100 W (140 W max.)
Model: Integrated HiFi Stereo Amplifier TA-350 - Telefunken Deutschland TFK,
Material Metal case
Shape Book-shelf unit.
Dimensions (WHD) 460 x 145 x 350 mm / 18.1 x 5.7 x 13.8 inch
Notes
  • Telefunken Integrated HiFi Stereo Amplifier TA-350,
  • Inputs: Tuner / Tape, TA magnat., Monitor.
  • Outputs: 4 speaker connections, tape and headphones.
  • Frequency response: 20Hz to 30kHz
  • Input sensitivity: 2mV (MM), 200mV (line)
  • Power output: 50 watts per channel into 8Ω (stereo)
  • Speaker load impedance: 4Ω to 16Ω
  • 2 x 50 Watt sine power (4 ohms),
  • 2 x 70 watts of music power (4 ohms).
  • 6 ICs.

Net weight (2.2 lb = 1 kg) 8.8 kg / 19 lb 6.1 oz (19.383 lb)

Mentioned in Original Telefunken Service Unterlagen


Technical Data (taken from the User's Manual)

RMS Output Power: 2x50 W 
Peak Output Power: 2x70 W 
Distortion Factor: <0.25 at nominal output power 
Nominal Load: 4 Ohms 
Intermodulation Factor: < 1 % (250 Hz/8 kHz, 4:1) 
Transmission Range: < 20 Hz ... > 30 kHz for +/- 1.5 dB 
Power Bandwidth: < 15 Hz ... > 43 kHz for K = 0.7 % 
Dampening Factor: 26 at 40 Hz - 12.5 kHz 
Nominal Input Voltages/ 200 mV/470 kOhms/30 dB (Tuner/Tape) 
Overdrive Resistance 230 mV/80 kOhms/36 dB (Monitor) 
(at 1 kHz) 2 mV/47 kOhms/30 dB (Phono/Micro) 
Output Levels 1.2 mV/kOhm at Tape Rec and 40 kHz Modulation 
Headphone: > 200 Ohms 
4 Speakers: 4-16 Ohms (DIN 41 529) 
(2xRoom 1/2x Room 2) 
Tone Controls: Bass: +15 to -15 dB at 40 Hz 
Treble: +12 to -12.5 dB at 15 kHz 
Filter: 6 kHz Frequency = 8 dB/Oct. 
Phono deemphasis: according to IEC resp. DIN 45 336 and 45 357 
Signal/Noise Ratio 60 dB (DIN 45 500, Sht. 6) 
Dampening between L/R: > 50 dB at 1 kHz 
> 40 dB at 10 kHz 
Dampening among Inputs: > 70 dB at 10 kHz 
Dampening Factor: 1:13 (1 kHz) / 1:8(40 Hz) 

General
Semiconductors: 6 Integrated Circuits 
15 Transistors 
1 LED 
6 Diodes, 1 Rectifier 
Mains Voltage: 220/110 Volts at 50/60 Hz 
Fuses: Mains 220 V 1 x T 1.6 A 
110 V 2 x T 1.6 A 
Secondary 2 x T 2.5 A 
T 630 mA 
Dimensions: 460 x 145 x 350 mm

Downloads
service manual


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