TKR-850K3 (Version 2)

Key Features

Frequency Range: 400-430 MHz

16 Full-Duplex Channels & Single Priority Scan

Variable RF Output - 15 W to 40 W

Windows Programming & Tuning Software

External Control I/O via D-Sub Connector

Battery Back-up System

Flash Memory For Firmware/System Upgrades

Durable Die-Cast Chassis Construction

Character Display (Numeric)	2 Characters
Compact Design	Yes
Companded Audio	Yes
DB-25 Accessory Connector	Yes
DTMF Function	Yes
Ease of Operating Use	Yes
Embedded Message	Yes
Kenwood ESN (Electronic Serial Number)	Yes
Programmable Function Keys	6 Programmable Function Keys
PTT ID	Yes
QT (CTCSS) / DQT (digital)	Yes
RSSI Level Indicator	Yes
Scan	Yes
Time-Out Timer	Yes
Transceiver Password	Yes
Windows PC Programming and Tuning	Yes

19" Rack Mount Design	Yes
Backup Power Features with Warnings	Yes
"Base Station" or "Repeater" Mode Operation	Yes
Base Station Features	Yes
Conventional or Trunked System Use	Yes
CW ID	Yes
Flash ROM for Future Upgrades	Yes
Front Mounted Speaker	Yes
Full-Duplex Operation	Yes
LED Display & Indicators	Yes
Programmable Features - 6 PF keys, 2 x LEDs, volume knob, speaker and tones	Yes
Repeater Features	Yes
Time-Out Timer	Yes
Windows Programming and Tuning Software	Yes

FCC	Yes, Parts 22, 74, 90 & 95

Frequency Range - K3 Type	400 - 430 MHz
Number of Channels	16
Channel Spacing	Wide: 25 kHz Narrow: 12.5 kHz
Antenna Impedance - 50 Ohm	Yes
Antenna Connector	RX: BNC TX: N
Current Drain	Stand-By: 0.8 A Receive: 1.2 A Transmit: 13.0 A
CW ID	Variable speed/tone frequency/modulation
CW Message	8 x 32 characters max.
Duty Cycle	100% at 15 W
Frequency Stability	± 1.5 ppm (-30 °C to + 60 °C)
Operating Modes	FM
Operating Temperature Range	-30 °C to + 60 °C
Operating Voltage	13.6 V DC ± 15% Negative Ground
PLL Channel Steps	5.0 kHz/6.25 kHz
Repeater Hold Time	From "Off" to 10 seconds
Test Tone	Variable modulation/frequency
Dimensions	483 x 88 x 340 mm
Weight (net)	9.7 kg

Adjacent Channel Selectivity	85 dB at 25 kHz 77 dB at 12.5 kHz
Audio Output	4 W with less than 5% distortion
Circuitry - Double Conversion Superheterodyne	Yes
FM Hum & Noise	Wide/Narrow = 50/45 dB
Intermodulation	78 dB @ ± 25, 50 kHz 75 dB @ ± 12.5, 25 kHz
Selectivity (Analogue)	25 kHz/12.5 kHz = 83 dB/75 dB
Sensitivity (Analogue) - EIA 12 dB SINAD	0.35 µV. 0.45 µV @ 20 dB quieting
Spurious Reponse Rejection (Analogue)	90 dB