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Specifications

 

 

Available NOAA Channels:

 

162.400 MHz, 162.425 MHz, 162.450 MHz, 162.475 MHz 

 

162.500 MHz, 162.525 MHz, 162.550 MHz 

 

 

Sensitivity Receive:

 

0.5 microvolts for 20 dB quieting 

 

 

Sensitivity Decoder: 

1.0 microvolts for 95% decoder accuracy

 

 

 

Image Rejection:

 -55dB 

 

 

I.F. Rejection:

 -60dB 

 

 

Modulation:

 

Narrow Band FM, 5KHz Deviation 

 

 

Antenna:

 

50 Ohm, Type BNC Connector 

 

 

L.O. Emissions:

 

Fully complaint with FCC Rules, Part 15 

 

 

Relay Closure:

 

2 Form C (DPDT) by Digital Alert Packet 

 

 

Power:

 

+12VDC @ 100 ma, DC Power Type 2.5mm 

 

 

Dimensions:

 

1.75" H x 19" W x 5" D 

 

 

Operating Temperature:

 

-15 to +55 C 

 

FCC Part 15 RF Interference

 

This device complies with part 15 of the FCC Rules.  Operation is subject to the following two 

conditions: (1) This device may not cause harmful interference, and (2) this device must accept any 

interference received, including interference that may cause undesired operation. 

 

User changes or modifications to the WX-200 not expressly approved by Computer Automation 

Technology could void the user's authority to operate the equipment. 

 

 

FCC Part 97.113.e   Prohibited transmissions.

 

No station shall retransmit programs or signals emanating from any type of radio station other 

than an amateur station, except propagation and weather forecast information intended for use by 

the general public and originated from United States Government stations. 

 

 

Summary of Contents for WX-200

Page 1: ...WX 200 Digital Weather Receiver Computer Automation Technology Inc 4631 N W 31st Avenue Suite 142 Fort Lauderdale Florida 33309 Phone 954 978 6171 Fax 561 488 2894 Internet http www catauto com...

Page 2: ...able of Contents Chapter Page 1 Introduction and Specifications 1 1 2 Interfacing to Repeater 2 1 3 Configuration Programming 3 1 4 Drawings 4 1 5 Schematics 5 1 6 Parts List 6 1 REVISED 11 23 04 V1 0...

Page 3: ...a weather alert is received This output can be used to set off an external alarm or trigger the controller to execute a macro or load a SEVERE WEATHER ALERT memory save Alert Stop Logic Output J3 6 In...

Page 4: ...C FCC Part 15 RF Interference This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device...

Page 5: ...announce the firmware version When a weather alert is received the relay will switch the weather alert audio to the TX audio input and provide a PTT signal to key the transmitter CAT 1000 REPEATER WX...

Page 6: ...UT PTT INPUT J4 3 J4 2 J4 11 J4 10 TX AUDIO OUT TX AUDIO IN J4 4 WX DISABLE WX ENABLE J4 9 J4 1 PTT GROUND J4 8 GROUND CAT 200B JX J3 CAT 250 JX J2 CAT 300DXL JX J3 CAT 700B JX J4 Figure 2 1B The WX 2...

Page 7: ...his pin to a user function switch on the controller When this input is grounded the receiver will not respond to alerts issued by the weather station NOTE When this input is momentary grounded the WX...

Page 8: ...st after the WX 200 has been programmed to verify the correct county codes have been entered into the WX 200 memory Monitor Switch SW3 Press SW3 to activate the headphone audio Press the switch a seco...

Page 9: ...kets with your computer s sound card to test the WX 200 NOTE Insure that during the test sequence the sound card is not configured to apply special effects to the sound files Connect the output of the...

Page 10: ...re 3 1 WX 200 Setup Click the Program Setup button to display the WX 200 SETUP window Select your computer s serial port or click on the Serial Port Test button Your computer will determine which port...

Page 11: ...G button to display the WX 200 FIPS Codes window Click the SELECT STATE TRANSMITTER CITY button to display the WX 200 STATE TRANSMITTER LOCATION window Figure 3 3 WX 200 State Transmitter Entry Select...

Page 12: ...IPS Code window Figure 3 5 FIPS Code Editor The WX 200 editor program includes an all states database derived from the database of the NOAA weather service at www noaa org As changes are made by the w...

Page 13: ...gs Click the TOOLS button to display the WX 200 OPTIONS SELECT Window Options include Accept all FIP Codes Accept all Event Codes and Ignore the Termination Data Packet Use Line Time Out Select the de...

Page 14: ...e termination data packet this timer will limit the alert transmission time Pre Voice Delay This timer selects the delay between activation of the control relay and when the voice synthesizer begins t...

Page 15: ...gure 3 10 Transfer Data To transfer data between the WX 200 and your computer click the COMPUTER TRANSFER button After the current configuration up loads the alert history will down load The alert his...

Page 16: ...89 013121 The voice synthesizer will also announce the station ID if programmed and enabled Reset WX 200 Memory Remove 12VDC power from the WX 200 receiver Set dipswitch 4 to the ON position The WX 20...

Page 17: ...4 1 Chapter 4 Drawings Figure 4 1...

Page 18: ...5 1 Chapter 5 Schematics WX 200 Schematic Sheet 1 of 3 WX 200 Schematic Sheet 2 of 3 WX 200 Schematic Sheet 3 of 3...

Page 19: ...V C4 C5 C6 C9 C29 C31 C37 2 Capacitor 470uf 25V C7 C81 2 Capacitor SM 0 5pf C47 C57 4 Capacitor 10pf C46 C54 C59 C69 1 Capacitor 15pf C45 7 Capacitor 33pf C1 C2 C13 C14 C56 C70 C77 2 Capacitor 47pf C4...

Page 20: ...I C LM348M U13 1 I C LM1458M U4 1 I C MC13135 U15 1 I C MC145170 2 U19 1 I C MCP101 U3 1 I C P89C51RD2 U7 1 I C TC232CPE U2 1 I C TSP53C30AN2L U1 1 I C XR2211 U11 1 Inductor 100uh L1 1 Relay 12V DPDT...

Page 21: ...8 1 Resistor 3 9K 1 8W R34 1 Resistor 68K 1 8W R35 3 Resistor 100 1 8W R32 R33 R47 2 Resistor 150 1 8W R40 R42 1 Resistor 39 1 8W R41 1 Resistor 470K 1 8W R45 1 Switch 4 Position Dip SW4 3 Switch Push...

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