greatly improve EDACS scanning in a fringe area. If you are having trouble scanning an EDACS system, try man- ually selecting the data channel. If you are getting good reception, the scanner will indicate talk group CTL-01. Try changing your location or using an outdoor antenna to improve reception.

ˆOperation

TURNING ON THE SCANNER AND SETTING SQUELCH

1.Turn SQUELCH fully counterclockwise until the indi- cator points to MIN before you turn on the scanner.

2.To turn on the scanner, turn VOLUME clockwise.

Welcome To Multi-System Trunking ap- pears. After about 3 seconds, you hear a hissing sound.

3.Turn SQUELCH clockwise, just until the hissing sound stops.

4.To turn off the scanner when you finish, turn VOL- UME counterclockwise to OFF.

Notes:

The scanner does not scan if there are no fre- quencies stored in channels. If the scanner does not scan and you have already stored frequen- cies in channels, turn SQUELCH further clock- wise.

If the scanner picks up unwanted, partial, or very weak transmissions, turn SQUELCH clockwise to decrease the scanner’s sensitivity to these sig-

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Radio Shack PRO-92 owner manual Operation, Turning on the Scanner and Setting Squelch