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Durham Radio Sales and Service Canada :: Amateur Radio :: TNCs and Modems :: KPC3PLUS Kantronics Packet TNC Modem for Amateur Radio **SPECIAL ORDER ITEM**

KPC3PLUS Kantronics Packet TNC Modem for Amateur Radio  **SPECIAL ORDER ITEM** 

Kantronics KPC3-PLUS Packet TNC Modem for Amateur Radio


The KPC-3+ is a small full-featured packet TNC and is engineered for dependable and versatile digital communications. This unit reflects many years of Kantronics experience and is built with an eye toward emerging applications. It comes standard with 128K RAM expandable to 512K. Like all Kantronics TNC's, the KPC-3+ comes with PBBS, KA-Node, Host Mode and Kiss capabilities.

The new "Plus" version features: two A/D inputs, two digital output control lines, digital pots so audio drive can be set from the PC, APRS commands and an informative 250 page manual.

External connection ports on the rear panel include a DB-9 female (radio port) and a DB-25 female (computer/data terminal). This device requires 6 to 25 VDC at less than 30mA. (Power supply is not provided).

The Kantronics KPC-3+ is engineered for dependable and versatile digital communications. This unit reflects many years of Kantronics experience and is built with an eye toward emerging applications. The KPC-3+ can fill a variety of roles. In use around the world, Kantronics Packet Communicators set the standard by which others are measured!

You can carry a KPC-3+ into the field as a GPS mobile "tracker" or as a mobile data terminal. Its flexible power requirements (6 ~ 25 VDC) allow for maximum versatility. You can achieve many hours of use by installing a 9 volt battery inside the KPC-3+. Battery life can be extended by disabling the LED displays through a simple keyboard command. Comes with data connector, data wire, coaxial power plug, detailed manual & software Use with base, mobile or hand-held radio.

KPC-3+ Features & Applications Include:

  • "Keyboard to keyboard" communications
  • Digipeater
  • Personal Mail Box
  • Local area node
  • Remote control devices
  • Remote access of telemetry
  • Network node operation (requires optional K-Net™ firmware)
  • BBS operations and message forwarding
  • GPS position transmitting and tracking (NMEA-0183 data required)
  • Data storage and retrieval
  • EMWIN Weather Information (additional software required)
  • "NEWUSER" mode provides a quick start for packet newcomers
  • Large capacity internal mailbox and mail forwarding feature
  • GPS operation mode allows use with APRS® or other geolocation software
  • NEW: Remote Control and telemetry functions with two A/D inputs and two control line outputs
  • NEW: Faster HC11 Motorola® central processor
  • NEW: Digital audio drive control -- set from keyboard or by remote control
  • Low current requirements 9 volt battery power capability
  • Network node functions with standard "KA" Node or optional K-Net™ firmware
  • Optional K-Net node network firmware retains regular TNC functions
  • BBS, KISS, XKISS, HOST, TERMINAL, GPS and MODEM operating modes
  • Upgradeable as new firmware is released
  • "Online" HELP feature
  • Plug 2.1mm coaxial, centre pin positive
  • Internal Circuit board accommodates user-installed 9V battery connector
  • External Connection Ports DB-9 female (radio port) DB-25 female (computer/data terminal)
  • Watchdog Timer approx. 2.5 minutes
  • External Carrier Detect Pull down to ground
  • A/D Converter
  • Two inputs; 0 ~ 5VDC 8-bit accuracy
  • Data Rate (radio port) 1200bps (default); 300, 400, 600
  • PTT Output Open drain, +50VDC max, 200mA max
  • Audio Output: Continuously adjustable 1mV p-p ~ 4V p-p
  • Output Impedance: 600 Ohm AC coupled
  • Modulation 1200bps FSK full duplex CCITT V.23 1300Hz/2100Hz
  • Audio Input Sensitivity 5mV p-p
  • Dynamic Range 70dB
  • Input Impedance Unbalanced, 10k Ohm, 600 Ohm with jumper J 3 installed
  • Max input voltage ±12VDC; 35V p-p sinusoidal
  • 128k memory standard: 512k optional
  • Dimensions (HWD) 0.8" x 5.2" x 5.2" (21mm x 133mm x 133mm) without projections
  • Weight 11oz (.32kg)
  • Remote Control Access All controller functions, user-defined password
  • External Reset Pull down to ground
  • Operating Protocols AX.25 Levels 1 and 2 (user-selectable)
  • Compliance FCC Class B; Europe - CE Conformity

Operating Modes:

  • Packet
  • KISS
  • HOST
  • GPS
  • MODEM (RX only)

LED Indicators:

  • Power
  • transmit
  • Receive
  • Connected
  • Status
  • Mail (user option on/off)

Power Requirements:

  • 6 ~ 25VDC, less than 30mA (LEDs on, unit active)
  • 6 ~ 25VDC, less than 15mA (LEDs off, unit inactive)

DB-9 Pin-Outs:

  • Pin # : Pin Name : Function
  • 1 : TXA Transmit audio (AFSK out)
  • 2 : XCD External carrier detect
  • 3 : PTT Push-to-talk
  • 4 : CTRLB/AN0 Control line B (or AN0 input)
  • 5 : RXA Receive audio (AKSK in)
  • 6 : GND Ground
  • 7 : EXT-IN External input for Power/Reset
  • 8 : CTRLA/AN1 Control line A (or AN1 input)
  • 9 : GND Ground


Weight 1.00 lbs
Price: $309.95


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