Telefunken TR 550

Data

General

• Manufacturer: Telefunken
• Model: TR 550
• Type: Receiver
• Years of manufacture: 1979 - 1981
• Made in: Germany
• Color: Silver, Black
• Remote control:
• Power Consumption:
• Dimensions: 455 x 135 x 360 mm (WxHxD).
• Weight: 11,2 kg
• Original price approx.: 1'200 DM

Connections

• Number of inputs:
  • Phono (MM): 2.5 mV/47 kOhm

Tape Play: 150 mV/35 kOhm

• • Aux 1: 150 mV/35 kOhm
  • Phono / Aux-2: switchable
• Number of Outputs:
  • Tape Rec:
  • 2 headphones
  • 2 pairs of speakers

Technical Specifications

Amplifier

• Continuous power (at distortion).
  • 8 Ohm:
  • 4 Ohm: 2x 90 W DIN
• Dynamic power
  • 8 Ohm:
  • 4 Ohm: 2x 130 W
• Total harmonic distortion: 0,009%
• Attenuation factor: 55 (8 Ohm)
• Frequency response:
  • Phono (RIAA): 20 Hz - 20 KHz

CD, Tape, Aux: 7 Hz - 100 KHz Signal-to-noise ratio:

• • Phono: 80 dB

CD, Tape, Aux: 95 dB

• Stereo channel separation:
• Tone control:
  • Bass: ± 10 dB

Treble: ± 10 dB

• Loudness: yes
• High Filter: yes
• Low Filter (Subsonic): yes
• Mute:

Tuner

• Reception: FM, MW, LW
• Frequencies:
  • FM: 87.5 - 108 MHz

MW: 535 - 1605 kHz LW: 150 - 350 kHz

• All other data for VHF
• Frequency response:
• Input sensitivity: 11.8 dBf
• Distortion factor: 0.25%
• Signal-to-noise ratio: 72 dB
• Channel separation: 65 dB
• Selectivity: 65 dB
• Co-wave selection: 1.5 dB
• Spurious wave selection:
• Image frequency attenuation: 90 dB
• IF attenuation:
• AM suppression:
• Station memory: 7 each

Special Features

• 2 microphone connections front
• VHF muting
• VHF-ASL
• VHF-AFC
• Tuning adjustment and field strength indication via LED strip light

Remarks

• Other models of the same series:
• Telefunken TR 350
• Telefunken TR 550

• Tape deck of the same series:
• Telefunken TC 400
• Telefunken TC 450 M
• Telefunken TC 650 M
• Telefunken TC 750

• Turntables of the same series:
• Telefunken TS 860
• Telefunken TS 950

Pictures

• Extract from brochure: Telefunken TR 550, TC-650 M, TS-950

Reports

• Report in "FonoForum" 5 / 1980