Measurement Conditions

Power Source

: 13.8V (DC)

Antenna Impedance

: 50 ohm

Test Temperature

: 25°C

 

Modulation Frequency:

1 kHz (RXITX)

Mean Signal Input Level:

1000 ~V

Reference Audio Output

: 500mW

Power

Reference Modulation

 

 

Deviation

: 1:3 kHz

deviation

Audio Output Load

: 8 ohms

resistive

Transmitter Section

Frequency Tolerance at 25°C

(5 minutes after

 

turning on)

: 1:0.5kHz

Carrier Power

: 5W (max)

Spurious Emission

: -30dBm

Current Drain

: 1700mA

Modulation Frequency Response (1 kHz, 0 dB reference, at 1kHz deviation)

Lower at 500 Hz

: -6 dB

Upper at 2.0 kHz

: +6 dB

Microphone Sensitivity

: 1mV

for 3 kHz Deviation

Maximum Deviation

: 1:4.75

at 1 kHz

at 6 kHz

: 1:1.5kHz (max)

Receiver Section

Sensitivity at 12 dB SINAD: 0.25~V or better

Overall Audio Fidelity

(1 kHz, 0 dB reference)

: +3 dB

Lower

at 500 Hz

Upper

at 2 kHz

 

: -6 dB

Adjacent Channel

 

 

Selectivity

(1:25 kHz)

: 65 dB

Maximum

Audio

Output

: 3W

Power

 

 

Audio Output Power

at

: 2W

10% THD

 

 

Hum & Noise Ratio at

 

Input

1mV

 

 

: 40 dB

Squelch Sensitivity

at

: 0.1~V

Threshold

 

 

Squelch Sensitivity

at

: 1~V

Tight

 

 

 

Image Rejection

Ratio

: 60 dB

: 70 dB

IF Rejection Ratio

 

 

 

Oscillator

Dropout

 

: 9V

Voltage

 

 

 

 

 

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Image 34
Uniden UH-099 owner manual Measurement Conditions, Transmitter Section, Receiver Section