Midland Radio 77-104XL manual HOW to Operate Your Transceiver, Technical Specifications

DC 13.8V Power cord. With in line 2 amp fuse.

HOW TO OPERATE YOUR TRANSCEIVER

You should become familiar with the controls and complete the preceding installation instructions before attempting operation of your CB.

1.Rotate the on/off volume control clockwise to turn the unit on

2.Adjust the squelch control fully counter-clockwise so noise is heard.

3.Adjust the volume for a normal listening level.

4.Rotate the squelch control until the noise just disappears.

5.Select the desired channel by rotating the channel selector.

6.To transmit press the PTT bar on the side of the microphone. Hold the microphone 2 to 3 inches from your lips and speak in a normal voice.

7.To receive simply release the PTT bar.

TECHNICAL SPECIFICATIONS

GENERAL

Frequency range	26.965-27.405 MHz
Channels	40
Modulation type	AM
Antenna impedance	50 Ohm
Loudspeaker	8 Ohm
Microphone ...............................................................................................…..Electret
Power Supply	13.8 VDC negative ground

Size ……………………………………………………4-7/8”(W) x 6-1/2”(D) x 1-1/2”(H)

Unit Weight…………………………………………………………………….1 lb. 10 oz.

RECEIVER ( CB, 26.965-27.405 MHz )
Sensitivity at 10db S/N	0.7 uV
Selectivity	45 dB + 10 kHz
Squelch range	0.5 uV-500 uV
Audio output power	3.0 W @ 8 Ohm ( 10% distortion)
Distortion at 1000 mV	3%
Audio frequency response	400-2400 Hz
Intermediate frequency	I ° 10.635 MHz II ° 455 kHz
Spurious response	.............more than 45 dB
TRANSMITTER
RF Output Power	4.0 W
Frequency Tolerance	0.005%
Harmonic Suppression	More than 60 dB
Modulation	AM 90% ( ± 5%)

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