PFAM-MT
Series
Channels:
PFAM550MT
82 channels (2-78 & 95-99)
PFAM860MT
135 channels (2-135)
Frequency Range:
54-550 MHz & 54-860Mhz
Output Level:
60 dBmV min., 62 dBmV typ.,
adjustable from front panel
Output Impedance:
75 ohms
Output Return Loss:
15 dB
Audio/Video Ratio:
Adjustable -7 to -22 dB below
video carrier
Frequency Stability:
±5 kHz in aeronautical band
Spurious Output:
-60 dB below video carrier
with A/V ratio @ -15 dB
C/N (In-Band):
>65 dB
C/N (Out-of-Band):
>70 dB
Fv+6 MHz (Upper Adj. Reject):
>60 dBc
Fv-1.5 MHz (Lower Adj. Reject):
>60 dBc
I.F Frequency:
Video
45.75 MHz
Audio
41.25 MHz
Input Level:
1.0 Vp-p min for 87.5% mod.
Input Type:
Clamped video neg. sync
Frequency Response:
±0.8 dB, 30 Hz to 4.2 MHz
Differential Gain:
<5% (10 to 90% APL)
Differential Phase:
<5° (10 to 90% APL)
Chrominance luminance delay:
*
See note
Hum and Noise:
-60 dB @ 87.5% modulation
Video Signal to Noise:
-60 dB minimum (weighted)
Input Level Range:
0.5 V p-p to 1.5 V p-p
*NOTE: Meets FCC group delay predistortion requirements for
color transmission.
Power Input:
120 VAC, 60 Hz, 28 W
Operating Temperature:
-10° C to + 50° C
Dimensions:
19˝(L) x 9˝(D) x 1
3
/
4
˝(H)
Weight:
8.2 lbs.
Connectors:
RF & Video
“F”type
Audio
Terminal strip
Baseband Input Impedance:
600 Ohms unbalanced
Baseband Input Level:
0.5 V p-p for 25 kHz peak dev
Pre-emphasis:
75 microseconds
Flatness:
Left Audio
1.5 dB max. 50 Hz to 15 kHz
Right Audio
1.5 dB max. 50 Hz to 15 kHz
RF
Video
Audio
General
Product Specifications
CATV Microprocessor-Control Agile A/V Modulators
AGILE AUDIO VIDEO MODULATOR
PFAM550MT
OVER
MOD
VIDEO
ADJ
VIDEO
AUDIO
ADJ
OVER
MOD
AUDIO
VIDEO/AUDIO
RATIO
OFFSET
STD
HRC
+25K
+12.5K
CHANNEL
SELECT
-30dB
TEST
POINT
RF
LEVEL
RF
OUTPUT
RF OUT
COMP IF
OUT
VIDEO IF
IN
AUDIO IF
IN
VIDEO IF OUT
AUDIO IF
OUT
4.5MHz
IN
VIDEO
IN
COMP IF
IN
LEFT
AUDIO
RIGHT
AUDIO
GND.
117VAC
60Hz 38W
600W MAX
125VAC
0.5A
CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE
HAZARD, REPLACE ONLY WITH SAME TYPE 0.5A 125V FUSE
FUSE
Front View
Rear View
Ordering Information
PFAM550MT
PFAM860MT
www.picomacom.com
A-24
Rev. 12/02
355 Parkside Drive San Fernando, CA 91340
Ph: 818-493-4300 Toll Free: 800-421-6511 Fax: 818-493-4433
Specifications Subject to Change
© Copyright 2003 Pico Macom, Inc.