Advanced Features on the PFM T32

Gain Control Adjustment

If necessary, the microphone gain control on the T32

FIG. 6: T32 ADVANCED FEATURES

can be increased or decreased to meet the demands of

specific listening applications.

Instructions:

1. Open the battery compartment using a coin in the

slot in the bottom of the transmitter. Remove the

batteries.

Lift the battery compartment door up and pull to

your left to expose the circuit board.

Refer to FIG 6 to locate the microphone gain con-

trol.

Using a small screwdriver, turn the gain control

fully counterclockwise to reduce the gain. Turn the

gain control fully clockwise to increase the gain

Close the back of the case and battery door.

COMPRESSION ADJUSTMENT

By default, the T32 transmitter compression jumper is set to “Off” for normal operation, or 1:1 compression. For hearing assistance applications, the compression jumper can be set to “On” for 2:1 compression.

Instructions:

1.Open the battery compartment using a coin in the slot in the bottom of the transmitter. Remove the batteries.

2.Lift the battery compartment door up and pull to your left to expose the circuit board.

3.Refer to FIG 6 to locate the Compression Selector.

4.Gently remove the jumper from the circuit board by pulling it up and away from the unit. You will see three exposed “pins.”

To turn compression “On” (2:1 Compression): Press jumper on to the top two pin locations as shown on left.

To turn compression “Off” (1:1 Compression): Press jumper on to the bottom two pin locations as shown on left.

5. Close the back of the case and battery door.