Kenwood TM-V7A Service Manual

TM-V7A/E
48
ADJUSTMENT
. Measurement Adjustment Specifications/
Item Condition Test- . . Remarks
equipment Unit Terminal Unit Parts Method
4. S-meter 1) V band SSG Rear ANT Check S-meter one segment
step 4-1 panel ($1) lights on.
FREQ.:CH1
SSG:—118dBm
2) step 4-2 S-meter all segments
SSG:—96dBm ($7) lights on.
3) U band S-meter one segment
step 4-3 ($1) lights on.
FREQ.:CH1
SSG:—118dBm
4) step 4-4 S-meter all segments
SSG:~—96dBm (87) lights on.
5) U2 band S-meter one segment
step 4-5 ($1) lights on.
SSG:—116dBm
6) step 4-6 S-meter all segments
SSG:—96dBm ($7) lights on.
7) V2 band S-meter one segment
step 4-7 ($1) lights on.
SSG:—116dBm
8) step 4-8 S-meier all segments
SSG:—96dBm (87) lights on.
9) U-800 band S-meter one segment
step 4-9 ($1) lights on.
FREQ.:CH14
SSG:—105dBm
10) step 4-10 S-meter all segments
SSG:—85dBm (87) lights on.
11) U-300 band S-meter one segment
step 4-11 ($1) lights on.
FREQ.:CH13
SSG:—110dBm
12) step 4-12 S-meter ail segments
SSG:—90dBm (87) lights on.
13) V-118 band S-meter one segment
step 4-13 ($1) lights on.
FREQ.:CH11
SSG:—100dBm
14) step 4-14 S-meter all segments
SSG:—83dBm ($7) lights on.

Kenwood TM-V7A Specifications

General Specifications

VHF frequency range	144~148MHz
UHF frequency range	438~450MHz (U.S.A/Canada)
Antenna impedance	50Ω
Usable temperature range	-20°C to +60°C (-4°F to +140°F)
Power supply	13.8V DC ±15% (11.7~15.8V)
Grounding method	Negative-ground
Frequency stability	±3ppm (-10°C to +50°C)
Dimensions (W x H x D)	140 x 54.5 x 205.5 mm

Transmitter Specifications

High power output	50W (VHF) / 35W (UHF)
Mid power output	Approx. 10W
Low power output	Approx. 5W
Spurious emissions	-60dB or less
Maximum frequency deviation	±5kHz
Audio distortion	3% or less (at 60% modulation)
Microphone impedance	600Ω

Receiver Specifications

Circuitry	Double conversion
Intermediate frequency (1st / 2nd)	38.85MHz / 450kHz and 45.05MHz / 455kHz
Sensitivity (VHF or UHF band)	0.16μV or less (12dB SINAD)
Sensitivity (Sub VHF or UHF band)	0.25μV or less
Selectivity (-6dB)	12kHz or more
Selectivity (-60dB)	28kHz or less
Squelch sensitivity	0.1μV or less
Audio output	2W or higher (8 ohms, 5% distortion)
Audio output impedance	8Ω

Weight and Dimensions

Weight	1.2 kg (2.6 lb)
Dimensions (W x H x D)	5.51" x 2.15" x 8.09"