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SR-447HPC

&

SR-497HPC

AM/FM/PA

10 Meter HF Amateur Mobile Transceiver

USER’S MANUAL

READ THIS MANUAL BEFORE OPERATION

Summary of Contents for SR-447HPC

Page 1: ...SR 447HPC SR 497HPC AM FM PA 10 Meter HF Amateur Mobile Transceiver USER S MANUAL READ THIS MANUAL BEFORE OPERATION ...

Page 2: ...ponents only This warranty is void if the radio has been tampered with or misused If your Stryker Radios needs repair any time during the 1 year warranty period please visit our website www StrykerRadios com to obtain an RA number or call 910 221 1086 between the hours of 10 a m 5 p m Eastern standard time If you do need service after your warranty has expired you can still send your radio to us f...

Page 3: ...Stryker SR447 497 is designed to work on any 13 8 volt DC negative ground electrical source The condition of a vehicle s electrical system can have a profound affect on the performance of the radio A low battery worn generator alternator or poor voltage regulator will seriously impair the performance of the transceiver Any of the above conditions could result in a high level of receiver noise gene...

Page 4: ...quencies require a longer antenna than higher frequencies Due to the various methods of adjusting antennas for proper SWR we have chosen what we think is the optimum method A Antennas with adjustable screws setscrews 1 Start with the antenna extended and tighten the setscrew lightly enough so that the antenna can be lightly tapped with your finger for easy adjustment 2 Set your Stryker radio to yo...

Page 5: ...isabled Public Address To use the transceiver as a public address system connect an external 8 ohm speaker that is able to handle at least four watts to the PA jack on the rear panel Direct the speaker away from the microphone to prevent acoustic feedback Physical separation or isolation of the microphone and speaker is important when operating the PA at high output levels Improper Radio Adjustmen...

Page 6: ...ols the roger beep circuitry Simply put the roger beep is a tone that sounds when a radio operator un keys their microphone Switch position 1 will sound one short beep when the radio is un keyed Position 2 will sound two short beeps and position off de activates the roger beep completely 7 Mode Switch This switch allows you to operate in AM FM or PA mode The PA feature allows the radio operator to...

Page 7: ...be slightly stronger than the average received noise 15 On Off Volume Control Turn clockwise to apply power to the unit and to set the desired listening level During normal operation the VOLUME control is used to adjust the output level obtained either at the transceiver speaker or the external speaker if used 16 RF Gain This control is used to reduce the gain of the RF receive amplifier under str...

Page 8: ...play 2 Channel Selector 3 Dimmer Color Button 4 10Khz Switch 5 Noise Blanker ANL 6 Roger Beep 7 AM FM PA Mode 8 Band Selector 9 RF Power Output Control 10 Monitor Talkback 11 AWI Flasher 12 Signal Strength Meter 13 Microphone Connector 14 Squelch Control 15 On Off Volume Control 16 RF Gain 17 Microphone Gain 18 Echo Delay 19 Echo Volume On Off ...

Page 9: ...s The third lead is for transmit control and fourth is for receiving control The microphone should provide the functions shown in the schematic below 4 WIRE MIC CABLE If the microphone to be used is provided with pre cut leads they must be revised as follows 1 Cut leads so that they extend 7 16 beyond the plastic insulating jacket of the microphone cable 2 All leads should be cut to the same lengt...

Page 10: ... Keep the exposed wire lengths to a minimum to avoid shorting when the microphone plug is reassembled To wire the microphone cable to the plug provided proceed as follows 1 Remove the retaining screw 2 Unscrew the housing from the pin receptacle body 3 Loosen the two cable clamp retainer screws 4 Feed the microphone cable through the housing knurled ring and washer as shown Figure 2 ...

Page 11: ...http www StrykerRadios com PH 1 910 221 1086 ...

Page 12: ...n of extending the factory warranty on your product The extended service contracts offer the same excellent coverage and service as the provided one 1 year warranty only the length of coverage is increased The Stryker Extended Service Contracts are only offered at time of purchase to the original owner and are purchased direct from Stryker not a third party provider This means your Stryker product...

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