Radio Shack 12-251 사용자 설명서

32

Frequency Coverage (MHz):

Channel 1 .............................................162.400
Channel 2 ............................................ 162.425
Channel 3 ............................................ 162.450
Channel 4 ............................................ 162.475
Channel 5 ............................................ 162.500
Channel 6 ............................................ 162.525
Channel 7 ............................................ 162.550

Receiving Sensitivity (at 12 dB SINAD) ........  0.3 

µ

V

FIPS Code Sensitivity
@ 

±

 3 kHz Deviation/90% Success Rate  .....  0.3 

µ

V

Signal to Noise Ratio .....................................  40 dB

Dual Tone Detection Range  .............  1.2 to 2.4 kHz

Channel Selectivity ........................  

±

 25 kHz, 60 dB

Power Output (Maximum) ..........................  250 mW

Power Supply  ............ 120 Volts, 60 Hz, 5 Watts AC

Battery Backup  ..........................  One 9-Volt Battery

Antenna  .......................... Telescoping Rod Antenna

Dimensions (HWD) .............  7

1

/

5

 

×

 5

1

/

2

 

×

 1

4

/

5

 Inches

(183 

×

 140 

×

 46 mm)

Weight ......................................................... 18.3 oz

(520 g)

12-251.fm  Page 32  Tuesday, March 14, 2000  12:40 PM