PFAM550
Specifications
5
Rev. 07/03
Ph: 800-421-6511
www.picomacom.com
550MHz Agile A/V Modulator
POWER
550MHz Agile A/V Modulator
PFAM550
VIDEO/
AUDIO
RATIO
AUDIO
OVER
MOD.
AUDIO
MOD.
VIDEO
MOD.
CHANNEL
RF LEVEL
TEST POINT
-30dB
VIDEO
OVER
MOD.
RF OUT
IF IN
IF OUT
VIDEO IN
AUDIO IN
AC117V
60Hz/35W
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
Video Channels:
82 channels (2-78 & 95-99)
Frequency Range:
54-550 MHz
Output Level:
45 to 57 dBmV, ± 2 dBmV
(adjustable from front panel)
Output Impedance:
75 ohms
Output Return Loss:
-15 dB
Audio/Video Ratio:
Adjustable -7 to -22 dB
below visual carrier
Frequency Stability:
±5 kHz in aeronautical band
Conforms to FCC Docket
21006
Spurious Output:
-60 dB below video carrier
with A/V ratio @ -15 dB
C/N (In-band):
>57 dB
C/N (Out-of-Band):
>68 dB
Fv+6 MHz (Upper Adj. Reject):
>60 dBc
Fv-1.5 MHz (Lower Adj. Reject):
60 dBc
Input Level:
1.0 V p-p min for 87.5% mod.
Input Type:
Clamped video neg. sync
Video S/N:
-60 dB minimum (weighted)
Input Level Range:
0.5 V to 1.5 V p-p
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 below
Hum and Noise:
-60 dB @ 87.5 modulation
*NOTE: Meets FCC group delay predistortion requirements for
color transmission.
Power Input:
95 to 130 VAC, 60 Hz or
210-250 VAC, 50 Hz
Operating Temperature:
-10° C to + 50° C
Dimensions:
19˝(L) x 9
3
/
8
˝(D) x 1
3
/
4
˝(H)
Weight:
3.8 lbs.
Connectors:
All “F” type
Baseband Input Impedance:
600 ohms unbalanced
Baseband Input Level:
0.5 V p-p for 25 kHz peak dev.
Pre-emphasis:
75 microseconds
Flatness:
1.5 dB max. 50 Hz to 15 kHz
RF
Video
Audio
General
Ordering Information
PFAM550
PFAM550 Manual.qxd 7/29/03 2:11 PM Page 5
Downloaded from
www.Manualslib.com
manuals search engine
