Pico Macom PFAM550 operation manual Specifications

PFAM550 Manual.qxd 7/29/03 2:11 PM Page 5

Specifications

PFAM550

550MHz Agile A/V Modulator

PFAM550 550MHz Agile A/V Modulator	VIDEO/	AUDIO		VIDEO	VIDEO	TEST POINT
	AUDIO	OVER	AUDIO		OVER
POWER	RATIO	MOD.	MOD.	MOD.	MOD.
					CHANNEL	RF LEVEL
						-30dB

Front View

IF IN IF OUT VIDEO IN AUDIO IN

RF OUT

CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE

HAZARD, REPLACE ONLY WITH SAME TYPE 0.5A 125V FUSE

125VAC	600W MAX	AC117V
0.5A		60Hz/35W

FUSE

Rear View

RFVideo

Video Channels:	82 channels (2-78 & 95-99)
Frequency Range:	54-550 MHz
Output Level:	45 to 57 dBmV, ± 2 dBmV
Output Impedance:	(adjustable from front panel)
	75 ohms
Output Return Loss:	-15 dB
Audio/Video Ratio:	Adjustable -7 to -22 dB
Frequency Stability:	below visual carrier
	±5 kHz in aeronautical band
	Conforms to FCC Docket
Spurious Output:	21006
	-60 dB below video carrier
C/N (In-band):	with A/V ratio @ -15 dB
	>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

Audio

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

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.

General

Power Input:	95 to 130 VAC, 60 Hz or
Operating Temperature:	210-250 VAC, 50 Hz
	-10° C to + 50° C
Dimensions:	3	3
	19˝(L) x 9	/8˝(D) x 1/4˝(H)
Weight:		3.8 lbs.
Connectors:		All “F” type

Ordering Information

PFAM550

Ph: 800-421-6511 www.picomacom.com 5

Rev. 07/03