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AVA-3900: Triple Video Distribution Amplifier. |
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FEATURES:
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APPLICATIONS:
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GENERAL:
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The AVA-3900 is a high performance Eurocard video amplifier package containing three separate amplifiers. | ||
TECHNICAL SPECIFICATIONS:
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Inputs: |
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Type
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AC coupled. |
Number
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3 x Composite PAL or NTSC, standard or wide band, or |
1 x Component, RGB, YUV, YPbPr. |
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Input signal range |
0.7 to 1.5 V p p video signals. |
Equalisation |
Continuously variable front panel control. |
250 m of 75 Ω cable (Belden 8281 or equivalent) for standard analogue; |
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50 m of 75 Ω cable (Belden 8281 or equivalent) for wide band analogue. |
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Connectors |
BNC. |
Impedance |
Ground isolated, terminating into 75 Ω. |
Outputs: |
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Type |
DC coupled. |
Number |
3 (x 3). |
Connectors |
BNC. |
Impedance |
75 Ω source terminated. |
Maximum output |
2.0 V p p video. |
Performance: |
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Gain |
Adjustable from -4 dB to +6 dB. Set by front panel control. |
Frequency response |
±0.1 dB to 10 MHz; |
±0.2 dB to 50 MHz; |
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-3dB > 100 MHz. |
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Differential gain |
< 0.2% at 1V p p, 4.43MHz. |
Differential phase |
< 0.2° at 1V p p, 4.43MHz. |
Longitudinal hum reduction |
With input grounds isolated better than 40 dB at 50 Hz (internal pre set adjustment). |
Crosstalk |
< -75 dB (between modules). |
Transit time |
< 22° at 4.43 MHz. |
Cable equalisation |
Up to 300 m, for Beldin YR23769 cable. |
Power Requirements: |
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Voltage |
28 Vac CT (14-0-14) or ±16 Vdc. |
Other: |
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Temperature range |
0 - 50°C ambient. |
Mechanical |
Suitable for mounting in IRT 19" rack chassis with all connections at the rear. |
Finish: Front panel |
Grey background, black lettering & red IRT logo. |
Rear Panel |
Detachable silk-screened PCB with direct mount connectors to Eurocard and external signals. |
Dimensions |
6 HP x 3 U x 220 mm IRT Eurocard. |
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Due to our policy of continuing development, these specifications are subject to change without notice.
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