Specifications - Kenwood TH-K40A Instruction Manual

Note: All specifications are guaranteed within the amateur radio band.
General
Guaranteed range (MHz)
Operation Frequency range
(MHz)
Mode
Antenna impedance
Operating temperature range
Operating Voltage
Frequency stability
Dimensions W x H x D (projections not
included) <with KNB-63L>
Weight <with KNB-63L>
Transmitter
RF output power
<with KNB-63L/ KNB-65L>
Modulation
Maximum frequency deviation
Spurious emission
Modulation distortion
Microphone impedance
Receiver
Circuit type
Intermediate Frequency (IF)
Sensitivity (12 dB SINAD)
Squelch sensitivity
Selectivity
Audio output
Specifications are subject to change without notice due to advancements in technology.

SPECIFICATIONS

TH-K20A/E
144 ~ 148 (K/M)
TX & RX
144 ~ 146 (E)
136 ~ 174 (M)
TX 144 ~ 148 (K)
144 ~ 146 (E)
RX 136 ~ 174
F3E, F2D
50 Ω
–20°C ~ +60°C (+4°F ~ +140°F)
–10°C ~ +60°C (+14°F ~ +140°F)
<with KNB-63L/ KNB-65L>
DC 6.0 ~ 9.0 V (7.4 V nominal)
Within ± 2.5 ppm
54 x 111.7 x 25.3 mm
2.13 x 4.4 x 1.00 in
Approx. 210 g/ 7.4 oz.
TH-K20A/E
High 5.5 W
Medium 2 W
Low 1 W
Reactance
Within ±5 kHz
Less than -60 dB
Less than 5 % (300 Hz ~ 3 kHz)
2 kΩ
TH-K20A/E
Double super heterodyne
1st IF: 38.85 MHz 2nd IF: 450 kHz
Less than 0.16 μV
Less than 0.13 μV
-6 dB More than 10 kHz
-50 dB Less than 28 kHz
More than 400 mW (8 Ω/ 10 % distortion)
TH-K40A/E
430 ~ 440
400 ~ 470 (M)
430 ~ 440 (E)
400 ~ 470
TH-K40A/E
5 W
TH-K40A/E
Less than 0.18 μV
59