Specifications - Kenwood TK-90 Service Manual

TK-90
GENERAL
TX Frequency Range ........................................................ 1.8~30.0MHz
Guarantee Frequency Range ........................................ 1.8~2.4MHz, 3.5~4.5MHz, 6.0~8.0MHz
RX Frequency Range ....................................................... 0.5~30.0MHz
Number of Channels ........................................................ 300 Channels
Emission Type .................................................................. J3E, J2B* (SSB)
Operating Temperature .................................................... –20°C~+60°C
Operating Voltage ............................................................ 13.6V± 15%
Frequency Stability ........................................................... ± 0.5ppm (–10°C~+50°C)
Current Drain .................................................................... 20.5A (TX), 1.2A (Stand-by)
Antenna Impedance ......................................................... 50Ω
Dimensions (W x H x D) Projections not included
Radio only ..................................................................... 179 x 60 x 276mm
Remote Panel ............................................................... 179 x 60 x 58mm
Weight .............................................................................. 3.5kg
RECEIVER
Sensitivity
SSB/CW/FSK ................................................................ 4µV (0.5~1.605MHz), 0.25µV (1.605~30.0MHz)
AM ................................................................................ 32µV (0.5~1.605MHz), 2.5µV (1.605~30.0MHz)
Selectivity
SSB/CW/FSK ................................................................ 2.2kHz (–6dB), 4.8kHz (–60dB)
With KIF-2 ..................................................................... 2.7kHz (–6dB), 6.2kHz (–60dB)
AM ................................................................................ 5.0kHz (–6dB), 40.0kHz (–60dB)
Spurious Response
IF Image Rejection ........................................................ 70dB
IF Rejection ................................................................... 80dB
Audio Output .................................................................... 3.5W (4Ω/10% distortion)
TRANSMITTERRF
Power Output
SSB/CW/FSK ................................................................ 100W / 50W / 25W / 5W
AM ................................................................................ 25W / 5W
Spurious Emission ............................................................ –46dB
Carrier Suppression .......................................................... 40dB
Unwanted Sideband Suppression .................................... 50dB (1.0kHz tone)
Microphone Impedance ................................................... 600Ω
130

SPECIFICATIONS

11.0~14.5MHz, 16.0~21.5MHz, 24.0~30.0MHz
*: ALE mode
± 1.0ppm (–20°C~+60°C)
A1A (CW) A3E (AM) F1B (FSK)