Kenwood TKB-6900S User Manual
90-Series
Base Stations
Low Band
Kenwood Low Band 90-series base stations can be
customized to meet your requirements.
Kenwood reliability in a high
performance, multi-channel
Low-Band base station
Designed with the user in mind –
set up and quick adjustments can
be made via the pull out options
drawers on the front of each
base station
Tone or DC remote control
Available in several mounting
configurations including racks,
42” or 77” locking cabinets
Specifications
JQA-QMA1205
TKB-6900S
GENERAL
Frequency Range:
K1 29.7 - 37.0 MHz
K2 35.0 - 43.0 MHz
K3 40.0 - 50.0 MHz
Number of Channels, Local 160
Number of Channels, Tone Remote* 7
Number of Channels, DC Remote* 2
Channel Spacing 20 kHz
Operating Voltage 115 / 230 VAC, 47-63 Hz
Backup DC Voltage* 13.4 VDC
DC current requirement, standby < 2.5 A
DC current requirement, transmit* 25 A at 100W
Operating Temperature -22 to +140F / -30 to +60C
Frequency Stability +/- 0.0005%
Antenna Impedance 50Ω
FCC ID:
K1 ALH22923110
K2 ALH22923120
K3 ALH22923130
FCC Compliance:
K1 FCC parts 22, 90
K2 FCC parts 22, 90
K3 FCC parts 15, 22, 90
IC Certification:
K1 282195519A
K2 282195532A
K3 282195520A
Low Band Base Stations
TKB-6900S
RECEIVER
Sensitivity:
12 dB SINAD 0.25 µV
20 dB Quieting 0.35 µV
Selectivity 85 dB
Intermodulation Distortion 80 dB
Spurious Response 90 dB
Audio Output, local speaker 4 W at < 5% distortion
Audio Output, external speaker 13 W at < 5% distortion
Band Spread:
K1 7.3 MHz
K2 8.0 MHz
K3 10.0 MHz
TRANSMITTER (measurements per EIA-152C)
RF power output, no external amplifier 45 W to 110 W
Duty Cycle, no external amplifier 20 % at 110W
RF power output with external amplifier* 100 W to 300 W
Duty Cycle with external amplifier* 100%
Emission Designator 16K0F3E
Spurious Response 80 dB
FM Hum and Noise 55 dB
Local Microphone Impedance 600Ω
Audio Distortion < 2% at 1000 Hz
Band Spread:
K1 7.3 MHz
K2 8.0 MHz
K3 10.0 MHz
(measurements per EIA / TIA-240D)
Mechanical Specifications, Options
Options:
7-channel tone remote
2-channel tone or DC remote, 2-wire or 4-wire
Voting encoder (4-wire)
External local speaker
Battery backup
Low-voltage disconnect
Smart charger
Morse Code Identifier (CWID)
Line Disable / Intercom / Monitor functions
Rear terminal interface connection panel
Separate receiver input connector
High-power amplifiers up to 300W
Kenwood USA Corporation is committed to a policy of constant improvement in features, quality and performance. To accommodate these improvements, all technical information and specifications are
subject to change without notice. Custom options and configurations are available, if needed. For more information, call 1-800-TRUNKING.
Cabinet / Rack Options:
KSG 20U Cabinet (42")
KSG 40U Cabinet (77")
KSG 7' open equipment rack
External Interface:
Phone line: RJ-11 connector
External Spkr: Molex 19-09-1049, 4-cond
Battery Backup DC Input: 1/4”- 20
DB-25 (channel select, TX/RX audio, PTT, COR, Hook, etc.)
TX-RX Antenna: Type N female
Optional receiver input: BNC female
ADS#13208 Printed in USA
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