Second Hand AEA PK-900

Second Hand AEA PK-900
Dual-Port Triple-Processor Multi-Mode Data Controller
• Processors, Support Hardware and Memory
Zilog 64180 CPU
Motorola 68HC05B4 DDS programmable AFSK tone generator
Motorola 68HC05C4 Display controller and data A/D
Zilog 8530 SCC hardware HDLC
Zilog 8536 CIO
ROM 128K bytes program
RAM 64K bytes lithium battery backed
Memory ARQ

• Terminal baud rates:
45, 50, 75, 110, 200, 300, 600, 1200, 2400, 4800, 9600 and 19200 baud.
• Dual Simultaneous Radio Ports:
HF or VHF on either port (port2 HF/VHF Packet only).
• Data buffers:
Up to 18K bytes, dynamically allocated with maildrop.
• TAPR Modem Disconnect Header Interface
• Radio Channel 1 Demodulator:
Bandpass Filter-Limiter-Discriminator design. Eight pole selectable centre frequency and bandwidth Chebyshev bandpass filter. Discriminator centre frequency and bandwidth selectable. Automatic Threshold Correction (ATC). 6 pole , post detection linear phase low pass filter, optimised for data rates from 45 baud to 2000 baud.
DCD: In band energy level (adjustable from front panel). 20 segment front panel LCD bar graph for tuning. Memory ARQ provision.
• Radio Channel 2 Demodulator:
(AMD 7910) Software selectable Bell 202 or 103 tone pairs for VHF or HF operation. 300 to 1200 Baud operation.DCD: Selectable State Machine PLL or in-band energy level.
AFSK Generator: Phase continuous sinewave. Equalization: 2 software selectable options. Optional, software selectable, internal 9600 baud K9NG/G3RUH modem.
• Operating Modes:
Transmit and receive, Port1: Morse, Baudot, Packet, Packet Lite for enhanced HF operation, ASCII, AMTOR, NAVTEX, FEC, ARQ, ARQL, WEFAX 16 level grey. Receive only: SIAM, TDM, ARQ E3, Port2(Tx/Rx) Packet, Packet lite.
• Power Requirement:
+12 to 16V DC @ 110mA
• Dimensions:
29.84cm x 29.84cm x 8.89cm
• Weight:
2.08Kg

note: ** SECOND HAND ITEM ** 0% VAT.