Receiver Internal Jumper Options; Jp1: 240Hz Notch Filter; Jp3 Audio Filter In/Out; Jp4 600 Ohm Line Dc Loop Cos - RF Technology Eclipse Series Operation And Maintenance Manual

2 RECEIVER JUMPER OPTIONS
Flashing 1 time, pause
LED ON continuously

2 Receiver Internal Jumper Options

In the following subsections an asterisk (*) signifies the standard (Ex Factory) configuration
of a jumper.
2.1 JP1 - 240 Hz Notch Filter
Condition
Notch filter In
Notch Filter Out
2.2 JP2 Audio Response
Condition
750µSec de-emphasis
Flat response

2.3 JP3 Audio Filter In/Out

Condition
Hi-pass & Notch In
Flat response to 3 KHz

2.4 JP4 600 Ohm Line dc Loop COS

Condition
dc Loop Configured by JP7, JP8, JP9
dc Loop Not connected

2.5 JP6 COS Polarity

Condition
Active on Signal
Active on No Signal
2.6 JP7, JP8, JP9 - dc Loop COS Configuration (JP4 1-2)
Condition
Source +12 Vdc Loop
Free Switch Output
___________________________________________________________________________
RF Technology R800
dc supply voltage low or high
External squelch is active
Position
1-2*
2-3
Position
1-2*
2-3
Position
2-3*
1-2
Position
1-2*
2-3
JP7
2-3
1-2
2.1 JP1 -240Hz Notch Filter
Position
1-2*
2-3
JP8
ON
ON
JP9
2-3*
1-2
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