Channel select pin designation/output chart – GAI-Tronics ITA2000A ITA2000A Series Tone Remote Adapter with Scanning User and Installation Manual User Manual

Page 23

Advertising
background image

ITA2000A Series Tone Remote Adapter

Installation

19

03/13

These pins output the binary equivalent of the decoded function tone from the tone remote or the current
scan selected channel. The chart that follows shows the pin designation and output for the decoded
function tone. These outputs can be used to control other logic-driven functions of radios that support
such features.

Channel Select Pin Designation/Output Chart

Pin 9

Pin 1

Pin 5

Pin 15

Pin 8

F#

Frequency

MSB

Bit 3

Bit 2

Bit 1

LSB

F1

1950 Hz

High

High High High Low

F2

1850 Hz

High

High High Low High

F3

1750 Hz

High

High High Low Low

F4

1650 Hz

High

High Low High High

F5

1550 Hz

High

High Low High Low

F6

1450 Hz

High

High Low Low High

F7

1350 Hz

High

High

Low

Low

Low

F8

1250 Hz

High

Low High High High

F9

1150 Hz

High

Low High High Low

F10 1050 Hz

High

Low High Low High

F11 950 Hz

High

Low

High

Low

Low

F12 850 Hz

High

Low Low High High

F13 750 Hz

High

Low

Low

High

Low

F14 650 Hz

High

Low

Low

Low

High

F15 550 Hz

High

Low

Low

Low

Low

F16* 2050

Hz

Low

High

High High High

*F16 is switch selectable between a monitor and channel steer function (Conventional) or scan on/off
function (Scan).

N

OTE

: The logic is inverted if the ITA2000A channel selection outputs are set for active high.

If programmable or N/C pins are not used, clip off or secure in a fashion to prevent leads from
shorting together, thus preventing damage to the adapter or the radio.

Advertising