Dawnco PCMA860-HQ Manuale di installazione e funzionamento - Pagina 5

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Specifications

VIDEO

AUDIO

A/V

RATIO

ANT

LOCK

UNLOCK

Channels:

Frequency Range:

Output Impedance:

RF Output Level:

Output Return Loss:

Audio/Video Ratio:

Frequency Stability:

Spurious Output:

C/N (In-Band):

C/N (Out-Of-Band):

Fv+6 MHz (Upper Adj. Rejection): >-60 dBc

Fv-1.5 MHz (Lower Adj. Rejection): >-60 dBc

I.F. Frequency:

Video

Audio

Hum And Noise:

Audio Baseband Input Impedance: 600 Ohms

Audio Baseband Input Level:

Preemphasis:

Flatness Audio:

135 Channels

54-860 MHz

(CATV Ch. 2-135)

75 Ohms

45 dBmV, adjustable from front

panel (min.)

-15 dB

Adjustable -7 to -22 dB below

video carrier

±5 kHz in aeronautical band;

conforms to FCC Docket 21006

-60 dB below video carrier with

A/V ratio @ 15 dB

>65 dB

>90 dB

45.75 MHz

41.25 MHz

-60 dB @ 87.5% modulation

0.5 V p-p for 25 kHz

peak deviation

75 microsecond

1.5 dB (50 Hz to 15 kHz)

Ph:800-421-6511

PCMA860-HQ

Universal-Chassis Agile A/V Mini-Modulator

Video

Video Input Level:

Video Input Type:

Video Frequency Response:

Differential Gain:

Differential Phase:

Chrominance Luminance Delay:<50 nsec, standard or FCC

General

Dimensions:

Weight:

Power Input:

Operating Temperature:

Connectors:

Video In/RF Out "F" type

Audio In

www.picomacom.com

1 V p-p minimum

for 87.5% modulation

Clamped video negative sync

±0.8 dB, 30 Hz to 4.2 MHz

<5% (10 to 90% APL)

<5° (10 to 90% APL)

predistortion option

1˝(W) x 8˝(D) x 3.45˝(H)

0.8 lbs.

5 VDC, 12 VDC @ .25A

-10° C to 50° C

RCA