Kenwood TM-V7A Service Manual

TM-V7A/E ~
SPECIFICATIONS
Specifications are subject to change without notice due to advancements in technology.
General VHF Band UHF Band
Frequency range U.S.A/Canada 144~148MHz 438-~~450MHz
General 144~148MHz 430~440MHz
Europe 144~146MHz 430~440MHz
Mode F3E (FM)
Antenna impedance 50Q
Usable temperature range
—20T~+60C (—4°F ~+140°F)
Power supply
" 13.8V DC#15% (11.7~15.8V)
Grounding method
Negative-ground
Current Transmit (max.) 11.0A or jess | 10.0A or less
Receive (at 2W output) 1.0A or less
Frequency stability (— 10°C ~ +50) Within +3ppm
Dimensions (W XHXD projections included) 14054.5X205.5mm / §.51"X2.15"X8.09"
Weight 1.2kg / 2.6lb
Transmitter
Power output | High 50W | 35W
Mid Approx. 10W
Low Approx. 5W
Modulation Reactance
Spurious emissions —60dB or less
Maximum frequency deviation “E5kHz
Audio distortion (at 60% modulation) 3% or less
Microphone impedance 6000
Receiver
Circuitry Doubie conversion
Intermediate frequency (1st / 2nd) 38.85MHz / 450kHz 45.05MHz / 455kHz
Sensitivity VHF or UHF band 0.16yV or less
{12dB SINAD)| Sub VHF or UHF band
(in VHE/VHE or UHF/UHF mode)
0.25yV or less
Selectivity (—6dB)
12kHz or more
Selectivity (—60dB)
28kHz or less
Squelch sensitivity 0.ip'V or less
Audio output (8 ohms, 5% distortion) 2W or higher
Audio output impedance 80
Note: Receiver specifications apply only when using the main VHF or UHF band. They do not apply to the sub VHF or
UHF band in VHF/VHF or UHF/UHF mode.
KENWOOD CORPORATION
14-6, Dogenzaka 1-chome, Shibuya-ku, Tokyo 150, Japan
KENWOOD SERVICE CORPORATION
P.O. BOX 22745, 2201 East Dominguez Street, Long Beach, CA 90801-5745, U.S.A.
KENWOOD ELECTRONICS LATIN AMERICA S.A.
P.O. BOX 55-2791 Piso 6 Plaza Chase Cl. 47 y Aquilino de la Guardio Panama, Republic of Panama
KENWOOD ELECTRONICS CANADA INC.
6070 Kestrel Road, Mississauga, Ontario, Canada L6T 158
KENWOOD ELECTRONICS DEUTSCHLAND GMBH
Rembrucker Str. 15, 63150 Heusenstammy
KENWOOD ELECTRONICS BELGIUM N.V.
Mechelsesteenweg 418 B-1930 Zaventem, Belgium
KENWOOD ELECTRONICS FRANCE'S.A.
13, Boulevard Ney. 75018 Paris, France
KENWOOD ELECTRONICS U.K: LIMITED
KENWOOD House, Dwight Road. Watiord, Herts., WD1 8EB United Kingdom
KENWOOD ELECTRONICS NEDERLAND B.V.
Amsterdamseweg 35, 1422 AC Uithoorn, The Netherlands
KENWOOD ELECTRONICS ITALIA S.p.A.
Via G. Sinton, 7/9 20129 Milano, Italy
KENWOOD IBERICA S.A.
Bolivia, 239-08020 Barcelona, Spain
KENWOOD ELECTRONICS AUSTRALIA PTY. LTD.
{A.C.N. 001 499 074)
P.O. Box 504, 8 Figuee Drive, Australia Centre, Homebush, N.S.W. 2140, Australia «
KENWOOD & LEE ELECTRONICS, LTD.
Unit 3712-3724, Level 37, Tower one Metroplaza, 223 Hing Fong Road, Kwai Fong, N.T., Hong Kong

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"