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Clear-Com PRC-2, Instruction Manual

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Clear-Com PRC-2 Instruction Manual Download Page 17

Vitec Group Communications
PRC-2 UHF Multi-Frequency Belt-Pack IFB Receiver

1 - 1 1

Audible dropouts

• Receiver antenna missing or 

obstructed. 

• Headphone cable is the antenna.)

• Transmitter antenna missing or 

obstructed.

• Operating range too great.

Short range

• Receiver earphone cable is also the 

antenna. Make sure the cable is 
not coiled or wound up or 
wrapped around the receiver 
case.

SYMPTOM

POSSIBLE CAUSE

Summary of Contents for PRC-2

Page 1: ...PRC 2 UHF MULTI FREQUENCY BELT PACK IFB RECEIVER INSTRUCTION MANUAL CLEAR COM WIRELESS IFB...

Page 2: ...age Parkway Alameda CA 94501 U S A Vitec Group Communications Ltd 7400 Beach Drive IQ Cambridge Cambridgeshire United Kingdom CB25 9TP Vitec Group Communications Room 1806 Hua Bin Building No 8 Yong A...

Page 3: ...4 Frequency Adjustment 1 4 Receiver Operating Instructions 1 6 Receiver Normal Operation already programmed 1 6 Programming Add a New Frequency To the Next Open Channel1 6 Erase All 5 Channel Memorie...

Page 4: ...Vitec Group Communications PRC 2 UHF Multi Frequency Belt Pack IFB Receiver ii...

Page 5: ...ng periods of time 12 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liquid has be...

Page 6: ...shock if the station is used improperly They also refer you to important operating and maintenance instructions in the manual Figure 1 Safety Symbols 8 hours at 90 dB SPL 4 hours at 95 dB SPL 2 hours...

Page 7: ...gged machined aluminum package for lasting performance in abusive environments Only the PRC 2 IFB Receiver is covered in this manual The companion PTX 3 transmitter is covered in a separate manual The...

Page 8: ...ore up to five additional frequencies accessible by pressing the knob The memory remains during power OFF and even with the battery removed The IFB PRC 2 Receiver uses 20 kHz FM deviation for efficien...

Page 9: ...the LED is RED the battery is nearly depleted and should be replaced PROGRAMMING FUNCTIONS In the programming mode the LED will blink at a fast rate to indicate scanning for an active frequency It als...

Page 10: ...nce phones 600 to 2000 Ohms will have an inherently lower power level due to their high impedance and likewise low impedance phones may be extremely loud CAUTION Always set the Audio Level knob to min...

Page 11: ...Vitec Group Communications PRC 2 UHF Multi Frequency Belt Pack IFB Receiver 1 5 Figure 1 4 Frequency Adjustment Controls Figure 1 5 Frequency Adjust Figure 1 6 R1a Block Diagram...

Page 12: ...encies have been stored in the memory change channels by pressing the knob briefly and release The LED will blink the next channel number frequency and the receiver will resume operation on that chann...

Page 13: ...e the transmitter to another frequency and try again A second scan at high sensitivity is initiated by depressing the knob briefly at the end of the first scan to search for low level transmitter sign...

Page 14: ...er for an hour or less Make sure your batteries are marked alkaline or lithium Short battery life is almost always caused by weak batteries or batteries of the wrong type A green LED corresponds to a...

Page 15: ...Vitec Group Communications PRC 2 UHF Multi Frequency Belt Pack IFB Receiver 1 9 Figure 1 7 Battery Replacement...

Page 16: ...efer to Programming Add a New Frequency on page 7 Distorted sound Transmitter gain audio level is far too high Check mod level lamps on transmitter as it is being used Refer to Operating Instructions...

Page 17: ...Receiver antenna missing or obstructed Headphone cable is the antenna Transmitter antenna missing or obstructed Operating range too great Short range Receiver earphone cable is also the antenna Make s...

Page 18: ...Vitec Group Communications PRC 2 UHF Multi Frequency Belt Pack IFB Receiver 1 1 2...

Page 19: ...stal Controlled Phase Locked Loop Sensitivity 1 uV 20 dB SINAD Signal Noise ratio 95 dB A weighted Squelch quieting 90 dB AM rejection 50 dB 10 uV to 100 mV Modulation acceptance 20 kHz Spurious rejec...

Page 20: ...proximately 8 hours operation Power consumption 60 mA Allen wrench for knob 0 035 Weight 7 3 oz with battery Size 3 6 x 2 4 x 0 8 inches housing only belt clip and knob extend beyond the housing Notic...

Page 21: ...warranty of 90 days Headsets handsets microphones and spare parts have a limited warranty of one year UHF wireless IFB products have a limited warranty of one year UHF wireless intercom systems have...

Page 22: ...ailures use the following contact information Europe Middle East and Africa Tel 44 1223 815000 Email SalesSupportEMEA vitecgroup com North America Canada Mexico Caribbean US Military Tel 1 510 337 660...

Page 23: ...NOT APPLY TO YOU IN ANY EVENT TO THE MAXIMUM EXTENT PERMITTED UNDER APPLICABLE LAW VGC S LIABILITY TO CUSTOMER HEREUNDER SHALL NOT UNDER ANY CIRCUMSTANCES EXCEED THE COST OF REPAIRING OR REPLACING AN...

Page 24: ...Vitec Group Communications Warranty i v...

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