The BH187 unit is a video line corrector and will compensate for signal losses in coaxial cable (unbalanced) enabling high quality pictures to be transmitted over long distances. The unit will equalise the incoming cable losses to a maximum of 35dB at 5MHz increasing to 45dB when used in conjunction with a BH184 Launch Amplifier. Its installer-friendly design has tool-less adjustable Gain Medium frequency lift High frequency lift. This stand-alone unit is fully RoHS compliant and also comes complete with 230V plug-top 12V DC power supply (110V available on request).
Technical Information
INPUT SIGNAL Nominal 1.0V Pk-Pk @ 75 composite video signal.
Suitable for either colour or monochrome video
OUTPUT SIGNAL Nominal 1.0V Pk-Pk @ 75 (unit set to Unity Gain)
AT UNITY GAIN Differential Phase <3. Differential Gain <3%
GAIN CONTROL Variable from -2.0dB to +6.0dB
HF LIFT CONTROL Variable from 0dB to +35.0dB @ 4.4MHz
MF LIFT CONTROL Variable from 0dB to 10dB @ 3MHz
INPUT CONNECTOR BNC type coax connector
OUTPUT CONNECTOR BNC type coax connector
SURGE PROTECTION Transorbs fitted as standard (gas tubes optional for extra
protection).
POWER 12V DC 200 mW power consumption connected via spring loaded screw less terminal block.
OPERATING TEMP -30C to +45C
DISTANCE 1000 metres when used with good quality RG59 and in conjunction with an A.E. Launch Amplifier BH184.
DIMENSIONS 132mm L x 45mm W x 23mm H (excluding BNC connectors)
MOUNTING Via 2 x 3.5mm holes for convenient screw fixing.
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