05/20/2026 11:32 p.m.
https://cablematic.com/en/products/earth-insulation-for-video-video-ground-loop-isolator-hi-quality-bnc-gl001h-SJ082/
https://cablematic.com/en/products/earth-insulation-for-video-video-ground-loop-isolator-hi-quality-bnc-gl001h-SJ082/
Earth insulation for video - Video Ground Loop Isolator Hi-Quality BNC GL001H
REF: SJ082
Specifications
- Small adapter with 15cm of cable at each end.
- It has BNC-Male connector on one end and BNC-Female on the other end.
- Passive. It does not require feeding.
- Prevents distortion of video signals caused by video ground loop.
- It avoids electromagnetic interference caused by other power cables.
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More info
PVP
€37.95
Price including VAT:
€37.95
PVD
€31.75
PVP: Retail price.
Check conditions.
PVP: Sale price to distributors.
Check conditions.
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We will notify you when it is back in stock.
Specifications
- Small adapter with 15cm of cable at each end.
- It has BNC-Male connector on one end and BNC-Female on the other end.
- Passive. It does not require feeding.
- Prevents distortion of video signals caused by video ground loop.
- It avoids electromagnetic interference caused by other power cables.
More info
Video ground loop isolator that reduces feedback interferences in CCTV video signals. Easily applicable in existing installations, where video signals are transmitted between different points with different potentials. Differences in potentials are typical in environments with unbalanced power lines.
Specifications
- Small adapter with 15cm of cable at each end.
- It has BNC-Male connector on one end and BNC-Female on the other end.
- Passive. It does not require feeding.
- Prevents distortion of video signals caused by video ground loop.
- It avoids electromagnetic interference caused by other power cables.
- It incorporates TVS (Transient Voltage Suppressors) of 12 Vrms.
- Insertion Loss: <0.5dB.
- Bandwidth: 20Hz -11MHz, + 0 / -3dB.
- Input resistance: 75 ohm.
- Output Resistance: 75 ohm.
- Ground loop rejection:> 90dB @> 50Hz.
- Isolation Voltage: 600VDC (Min.).
- Insulation Resistance: 100m Ohm.
- Size: 28 x 26 x 73 mm.
- Made of black ABS plastic.
- Gross Weight: 98 g
- Product size (width x depth x height): 5.5 x 2.7 x 2.2 cm
- Number of packages: 1
- Packages size: 11.3 x 10.5 x 2.6 cm
Technical terms
- Impedance
- EMI (electromagnetic interference)
- ABS
- CCTV
- BNC
Impedance
The impedance (Z) is a measure of opposition that a circuit to a current when a voltage is applied. The impedance extends the concept of resistance circuits alternating current (AC), and has both magnitude and phase, unlike resistance, which has only magnitude. When a circuit is powered with direct current (DC), there is no distinction between the impedance and resistance; the latter can be thought csa impedance with zero phase angle.

