• Country
• Japan

• Manufacturer / Brand
• Kenwood, Trio-Kenwood Inc.; Komagane

• Year
• 1979/1980

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 148178

• • alternative name: Trio Corp.
  • Brand: Jennen

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• Semiconductors present.

• Semiconductors
• AN217 AN377 AN363

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Details
• Hi-Fi equipment

• Power type and voltage
• Alternating Current supply (AC) / 120; 110-120; 220-240 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: AM-FM Stereo Tuner KT-313 - Kenwood, Trio-Kenwood Inc.;

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 15.75 x 5.49 x 11.8 inch / 400 x 139 x 300 mm

• Notes

• A hi-fi AM/FM stereo tuner with an analogue dial housed in a metal case. With Signal and Tuning meters, FM Stereo indicator, rotary Tuning control, push buttons for MPX Filter (On, Off), FM Mode (Auto/Muting, Mono) and Selector (FM, AM). On the back, terminals for AM and FM antennae, RCA phono sockets for Line Output and a ferrite rod antenna adjustment wheel.

  Specification
  FM TUNER SECTION
  Frequency Range	88MHz to 108MHz
  Usable Sensitivity	10.8dBf (1.9µV)
  50dB Quieting Sensitivity	Mono   17.2dBf (4.0µV) Stereo 38.3dBf (45µV)
  Signal to Noise Ratio	Mono 77dB, Stereo 72dB
  Total Harmonic Distortion
  Mono at	100Hz:0.1%, 1kHz:0.1%, 6kHz:0.2%, 50Hz-10kHz:0.2%
  Stereo at	100Hz:0.19%, 1kHz:0.15%, 6kHz:0.18% 50Hz-10kHz:0.3%
  Capture Ratio	1.0dB
  Alt. Channel Selectivity	60dB
  Stereo Separation	at 1kHz:45dB, 50Hz-10kHz:35dB, 15kHz:33dB
  Frequency Response	30Hz to 15,000Hz +0.2dB,-2.0dB
  Spurious Response Ratio	85dB
  Image Response Ratio	50dB
  IF Response Ratio	90dB
  AM Suppression Ratio	65dB
  Antenna Impedance	300Ω balanced, 75Ω unbalanced
  Output Level 1,000Hz 100% Mod.	0.75V, 3.3kΩ
  AM TUNER SECTION
  Usable Sensitivity	16µV
  Signal to Noise Ratio	50dB
  Total Harmonic Distortion	0.7%
  Image Rejection	45dB
  Output Level	0.22V, 5.6kΩ

  Power Requirements
  U.S.A. and Canada Model 120V AC 60Hz
  General Export Model 110-120/220-240V AC 50/60Hz switchable

  Power Consumption: 10 watts

  Same as the Trio KT-3133 AM-FM Stereo Tuner. Similar to the Kenwood KT-313L LW-FM Stereo Tuner which has LW coverage instead of MW. 

• Net weight (2.2 lb = 1 kg)
• 4.8 kg / 10 lb 9.2 oz (10.573 lb)

• Source of data
• -- Original prospect or advert

• Literature/Schematics (1)
• - - Manufacturers Literature (Service manual Kenwood KT-313 (KT-3133) dated 1979)

• Author
• Model page created by Franz Scharner. See "Data change" for further contributors.

• Other Models

• Here you find 894 models, 827 with images and 251 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Kenwood, Trio-Kenwood Inc.; Komagane