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PCFM

7

Rev. 07/03

Ph: 800-421-6511

www.picomacom.com

Installation Procedure

It is recommended that assistance be available to safely install
equipment in equipment racks. Chassis must be fastened
securely in equipment rack before populating with modules.

1.

Install chassis in equipment rack (equipment rack sold 
separately) by supporting the bottom and rear of PCFM 
at the desired elevation in rack.

2.

Line up the side holes of chassis with the tapped equipment 
rack holes.

3.

Insert the provided screws through the side holes in chassis

and thread into the tapped equipment rack holes.

4.

Fasten the bottom screws first, then fasten top screws 
(tighten securely).

5.

Connect a cable from the left and the right output of the 
audio source to the left and right audio input connections 
of the PCFM.

6.

Connect a cable from the RF OUT connector of the PCFM 
and the input connector of combining system.

7.

Connect power cord to receptacle supplying uninter-
rupted line power (power LED on front panel will 
illuminate).

8.

Set the FM radio output channel by depressing the FREQ 
buttons repeatedly until the desired channel is displayed on 
front panel.

9.

Connect a cable between the combining system test 
point and a spectrum analyzer or signal level meter.
Measure the aural carrier level of the PCFM and a
djacent channels.

10.

Adjust the Output level of the PCFM to 7 to 12dB below 
adjacent channel video carrier levels by adjusting the 
RF OUTPUT adjustment on the front panel of the 
PCFM.

RF OUT

120VAC

60Hz 10W

AUDIO IN

600W MAX

L

R

!

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

_

+

_

+

_

+

_

+

+

+

+

+

VIDEO

OUT

COMPOSITE

OUT

70 MHz

IN

OUT

AUDIO OUTPUT LEVEL

VIDEO
LEVEL

RF IN

950-1450

MHz

18V 250mA

LNB POWER

OUT

ON     OFF

117V
.35A
60Hz

DATA

CLOCK

LANGUAGE

GND

+

_

MONO

LEFT

RIGHT

AUDIO OUTPUT

FUSE

AC25OV

1/2A

H

V

L

R

MONO

INV

NOR

STEREO AUDIO CONNECTION:
Center Conductor to Left + (Positive)
Shield to Left - (Negative)

Center Conductor to Right + (Positive)
Shield to Right - (Negative)

FROM SATELLITE ANTENNA
950-1750MHz

PCFM MODULATOR

PR4200IRD SATELLITE RECEIVER

RF OUT to Distribution System

RIGHT AUDIO IN

LEFT AUDIO IN

PCFM Manual.qxd  7/10/03  1:15 PM  Page 7

Summary of Contents for FM Stereo Audio Modulator

Page 1: ...Installation and Operation Manual PCFM Agile FM Stereo Audio Modulator Operation Manual Rev 07 03 Ph 800 421 6511 www picomacom com PCFM Manual qxd 7 10 03 1 13 PM Page 1 ...

Page 2: ...owl kitchen sink laundry tub in a wet basement or near a swimming pool and the like 8 Accessories Do not place this product on an unstable cart stand tripod bracket or table The product may fall causing serious injury to a child or adult and serious damage to the appliance 9 Ventilation This video product should never be placed near or over a radiator or heat register This video product should not...

Page 3: ...ain or water d If the product does not operate normally by following the oper ating instruction Adjust only those controls that are covered by the operating instructions An improper adjustment may result in damage and will often require extensive work by a qualified tech nician to restore the product to its normal operation e If the product has been dropped or the cabinet has been damaged f When t...

Page 4: ...d The Pico Macom PCFM is a frequency agile professional re broadcast grade microprocessor controlled Stereo Mono Audio Modulator Its phase locked loop frequency control and sharp two stage bandpass filtering minimize adjacent channel interference and assures accurate and spurious free output The PCFM provides up to 35dBmV output across the FM band 88 108 MHz The unit is easily tuned by using chann...

Page 5: ...w Frequency Range 88 108 MHz Frequency Resolution 200 kHz Frequency Stability 10 kHz Audio Bandwidth 30 Hz 15 kHz Audio S N 60 dB Audio Separation 30 dB RF Output Level 35 dBmV min RF Level Adjustment 10 dB PCFM Power Input 108 to 125 VAC 60 Hz 20W Operating Temperature 10 to 50 C Dimensions 19 L x 3 D x 13 4 H Weight 3 6 lbs Test Point 20dB Connectors F type Mounting Single 19 rack space Audio Ge...

Page 6: ...tion The audio modulation level loudness is set with this control 6 RF Output The RF level is set with this control 7 Test Point The 20 dB RF output test point is used to set the RF output level and monitor station performance Front Panel Control RF OUT 120VAC 60Hz 10W AUDIO IN 600W MAX L R 1 RF Out Connect this port to the distribution system 2 Audio In Connect a 1 V p p 2 V p p max mono or stere...

Page 7: ...er power LED on front panel will illuminate 8 Set the FM radio output channel by depressing the FREQ buttons repeatedly until the desired channel is displayed on front panel 9 Connect a cable between the combining system test point and a spectrum analyzer or signal level meter Measure the aural carrier level of the PCFM and a djacent channels 10 Adjust the Output level of the PCFM to 7 to 12dB bel...

Page 8: ...authorization RMA number for the failed equipment and ask for a loaner unit We will issue an invoice for the List Price of the loaner unit plus shipping costs When you receive the loaner unit pack the failed unit in the loaner unit s box and ship it freight prepaid to Pico Macom for repair When you receive the repaired unit a new RMA number will be provided in the box Carefully pack the loaner uni...

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