Northern Airborne Technology THxxx - Manual (Page 21)

SM06 Rev. 4.10 Tac/Com Control Head Manual
1.5
Specifications
1.5.1 Electrical Specifications
Input Power: 16-33 Vdc.
Current:
0.25 A/LED Control 250 Series
0.35 A/LED Control 350 Series
0.45 A/LED Control 450 Series
0.15 A/LCD Control 400 Series
+0.075 A/Interface Card Installed (for all types)
+0.250 A/28 Vdc for panel lighting
Values above are maximum, display set to full intensity.
Panel
Indicators: Two-colour LED indicates: TX - Green
RX (SQ) - Orange
One LED per radio, except when the interface
supports separate guard controls (‘U’, ‘V’, etc.), in
which case a second LED is provided for the guard
receiver.
Channel
Storage: CH-series (Tac/Com I) 32/56 Channels per radio
TH series (Tac/Com II) 128 Channels per radio
Data
Interface: Programming via standard RS-232 from a PC (NAT
software), or front panel for all functions.
Scanning:
NT -series transceivers: 90 channels/second/radio.
NTX -series transceivers: 10-20 channels/second/radio.
Modes are LIST, PRIORITY, LIST + PRIORITY.
Priority monitoring is 3 times/second for 10-15 ms sample.
Radio will re-channel to the priority channel if traffic is
detected, and returns to the monitor channel after a 2
second latency.
All CTCSS tones or DPL codes are inactive during
scanning (due to lock delay).
Other
scanning parameters depend on the radio type.
Jan 4, 2006 Page 1-11
ENG-FORM: 800-0108.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.