Weatheradio Alert  (120-0143)      Specifications      Faxback Doc. # 8596

Standard Test Conditions
Speaker Impedance...............................8 Ohm (use resistive load)
Reference output level...................................50 mW total power
Test frequency..............................................A: 162.400 MHz
              ..............................................B: 162.475 MHz
              ..............................................C: 162.550 MHz
Modulation.......................................400 Hz, 3.3 kHz deviation
Power supply......................................................4.5 V DC

Connect signal generator hot lead through 3 pF capacitor to tuner terminal.  Disconect telescopic cable.

                                     Freq.   Unit     Nominal     Limit
1.  Frequency..........................A......MHz.....162.400......---
             ..........................B......MHz.....162.475......---
.......................................C......MHz.....162.550......---
2.  Alert Sensitivity..................B.....microV.....0.35.......1.5
    (Mod. = 1050 Hz, 4.25 kHz dev.)  
3.  20 dB quiting sensitivity................microV.....0.5........1.5
4.  -3 dB limiting sensitivity.........B.....microV.....1.0........4.0
5.  Distortion at 250 microV input.....B.......%........0.5........2.0
6.  Power output at 10% THD............B.......mW.......150........120
    (at 100 microV input)
7.  Maximum power output...............B.......mW.......230........180
    (at 100 microV input)
8.  S/N ratio (at 250 microV input)....B.......dB........55.........45
9.  IF rejection at 10.7 MHz...........B.......dB.......100.........80
10. Deemphasis at 1 kHz to 2 kHz.......B.......dB........-6.....-6+/-3
11. OSC drop out voltage...............B.......V........2.5........3.0
12. DC current drain at no signal......B.......mA........18.........25
    (WEATHER position)


Frequency Coverage:........................... Weather band A: 162.400 MHz
                                                            B: 162.475 MHz
                                                            C: 162.550 MHz
Power Output................................................Maximum-230 mW
Power Requirement:......................................Three AA batteries
Antenna:................................................Telescopic antenna
Dimensions:.........................................2 3/4" x 4-15/16" x 1"
                                                               (W X H X D)
                                                        (70 X 125 X 25 mm)
Weight:......................................................4.2 OZ (120g)

Specifications are typical; individual units might vary.  Specifications
are subject to change without notice.

(br/ir-05/15/95)

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