Uniden UH077 owner manual Specifications General, Transmitter Section

Page 13

SPECIFICATIONS GENERAL

TRANSMITTER

SECTION

Channels Frequency Range

Crystal Oscillator

Microphone

Speaker

Antenna Connector

Jacks & Connectors

Controls

Indicators

Cabinet Size

Weight

Accessories

:40

:476.425 MHz to

477.400 MHz

.REPEATER USE (CH-1 to CH~8,TX only): 477.175 MHz to

477.350 MHz

:2

:600 ohm, Dynamic Type

:8 ohm, 3W

:M-Type

:Mic 4P Metal

EXT SP 3.5~

DC Power 3P Type

:PRESS-TO-TALK Switch MEM/SKIP Switch SCAN Switch

OPEN SCAN/GROUP SCAN SELECT Switch OFF/VOLlJME Control SQUELCH Control MEMORY Switch DUPLEX Switch TONE CALL Switch TONE SQUELCH Switch

CHANNEL SELECTOR Switch

:DUPLEX Indicator TX Indicator

RX Indicator

TONE CALL Indicator GROUP SCAN Indicator MEMORY Indicator OPEN SCAN Indicator CHANNEL Indicator

:W: 154.5 mm

H:52.5mm

D:188mm

:1.2 kg

:DC Power Cable with Built-in fuse, Microphone, Microphone Hanger Mounting Bracket Screw (2), Washer (2) For Microphone Hanger Screw (2), Washer (2) For Mounting Bracket

Frequency Tolerance at

 

25°C

 

(5 minutes after switch

: :to.5 kHz

on)

Carrier Power

: 5W

Spurious Emission

 

In Band

: 5/1W

Out Band

: 1pW

Current Drain

: 1300mA

Modulation Frequency

 

Response: (1 kHz, OdB

 

reference, at 600 Hz

 

deviation)

 

Lower at 500 Hz

: -6dB

Upper at 2.5 kHz

: +5dB

Microphone Sensitivity

 

for 3 kHz Deviation

: 1mV

Maximum Deviation

 

at 1 kHz

: :t 4.75 kHz

at 6 kHz

: :t 1.5 kHz MAX

RECEIVER SECTION

Sensitivity for 12 dB SI-

 

NAD

: 0.25/1V

Overall Audio Fidelity.

 

(1 kHz, 0 dB reference)

 

Lower at 500 Hz

: +3dB

Upper at 2.5 kHz

: -8 dB

Adjacent Channel

 

Selectivity (:t 25 kHz)

: 65 dB

Maximum Audio Output

 

Power

: 3W

Audio Output Power at

 

10% THD

:2W

Hum & Noise Ratio at

 

Input 1mV

: 40 dB

Squelch Sensitivity at

 

Threshold

: 0.1/1V

Squelch Sensitivity at

 

Tight

: 1/1V

Image Rejection Ratio

: 60 dB

IF Rejection Ratio

: lOdB

Oscillator Dropout

 

Voltage

: 9V

Current Drain at No Sig-

 

nal

: 300l11A

Current Drain at

 

Maximum Output

: 600mA

MEASUREMENT

CONDITIONS

Power Source.

 

: 13.8V (DC)

Antenna Impedance:

 

50 ohm

Test Temperature:

 

25°C

Modulation Frequency:

1 kHz (RX/TX)

Mean Signal Input Level:

1000 /1V

Reference Audio Output

 

Power

 

: 500mW

Reference Modulation

 

 

Deviation

 

. :t 3 kHz Deviation

Audio Output Load

 

. 8 ohms resistive

-13-

Image 13
Contents IDUPIICAI1051 Uni ~n@Duplex Operating Frequencies Channel InformationOperating Procedure to Receive Installation Mobile Station InstallationMobile Station Antenna Ground SystemPreventive Maintenance Operating Procedure to TransmitOperator Troubleshooting Tone Call Indicator MEM/SKIP SwitchMemory Switch Memory IndicatorFront Microphone Socket Servicing Your Transceiver Transmitting Operating Instructions Normal OperationProgramming Scan Channels Open Scanning Removing Group Scan ChannelsOFF Group Scanning Receiving a Signal on a Group Scan ChannelNormal Openscan Channel OFF Removing Open Scan Channels11 01+ Transmitter Section Specifications GeneralMemo Unid~n@