Tuner Kenwood KT 815

Tuner Kenwood KT 815 : iesire fixa/variabila, multipath, radio cu scala iluminata, MpxFilter, VUmetru semnal/tunning, servo lock, poze reale, culoare argintie, made in Japan.

Number of Transistors
Semiconductors present.
Semiconductors
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-815 - Kenwood, Trio-Kenwood Inc.;
Shape
Book-shelf unit.
Dimensions (WHD)
440 x 153 x 402 mm / 17.3 x 6 x 15.8 inch
Notes
A hi-fi AM/FM stereo tuner with an analogue dial housed in a metal case with a silver front. Pulse count detector circuit ensures superb FM sound, Servo-lock feature with touch-tune system locks in the tuned signal automatically. Muting Control, MPX filter blends high frequencies of stereo broadcasts during noisy reception conditions. Sample-And-Hold MPX process for up to 55dB left-to-right channel separation. Signal strength and Tuning meters, IF Band switch (Wide, Narrow), Output Level control. On the back, an AM ferrite bar antenna, an F type 75Ω connector for coaxial FM antenna and terminals for AM and FM antennae, RCA phono sockets for variable and fixed line output and multipath output and an FM de-emphasis switch.

Specification
FM TUNER SECTION
FM Frequency Range 88MHz-108MHz
Usable Sensitivity 10.3dBf (1.8µV)
50dB Quieting Sensitivity Mono 15.8dBf (3.4µV), Stereo 37.2dBf (40µV)
Signal to Noise Ratio Mono 84dB, Stereo 80dB
Total Harmonic Distortion
Mono at WIDE NARROW
1kHz
50Hz-10kHz 0.04% 0.16%
0.065% 0.4%
Stereo at
1kHz
50Hz-10kHz 0.05% 0.15%
0.15% 0.5%
Capture Ratio 1.0dB 2.0dB
Alternate Channel Selectivity 45dB 60dB (300kHz)
Stereo Separation
1kHz
50Hz-1kHz 55dB 49dB
45dB 40dB
Frequency Response 30Hz-15,000Hz +0.3dB,-0.5dB
Spurious Response Ratio 120dB
Image Response Ratio 110dB
IF Response Ratio 105dB
AM Suppression Ratio 65dB
Sub Carrier Product Ratio 70dB
Antenna Impedance 300Ω balanced, 75Ω unbalanced
Output Level 1kHz 100% Mod. Fixed 0.7V, 2.5kΩ, Variable 0-1.3V, 1.5kΩ
Multipath Output Vertical 0.02V, 1.0kΩ, Horizontal 0.35V, 10kΩ
AM TUNER SECTION
Usable Sensitivity 9µV
Signal to Noise Ratio 55dB
Total Harmonic Distortion 0.4%
Image Rejection 60dB
Selectivity 38dB
Output Level 400Hz 30% Mod. Fixed 0.2V, 2.5kΩ, Variable 0-0.3V, 1.5kΩ
Versions/Power Requirements
USA & Canada Model / 120V AC 60Hz
General / 110-120/220-240V AC 50/60Hz with voltage selector

Power Consumption: 20 watts

Similar to the Kenwood KT-8155 AM-FM Stereo Tun

Net weight (2.2 lb = 1 kg)
7.6 kg / 16 lb 11.8 oz (16.74 lb)
Source of data
-- Original prospect or advert
Mentioned in
-- Original prospect or advert (1979/80 Trio Hi-Fi Stereo catalogue)
Literature/Schematics (1)
- - Manufacturers Literature (Service manual Kenwood KT-815 KT-8155 dated 1979-4)
Author
Model page created by Franz Scharner. See "Data change" for further contributors.
Other Models
Here you find 904 models, 839 with images and 252 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.