![[Made in Britain logo]](/images/misc/made-in-britain.jpg "Made in Britain")
![[Photo of 48 E1 Balun Panel with HDC 43 coax connectors]](/images/baluns/panel/rj45/rj45-balun-panel-48e1-type-43-coax-30056.jpg "48 E1 Balun Panel with HDC 43 coax connectors")
![[Photo of 48 E1 Balun Panel showing RJ45 connectors]](/images/baluns/panel/rj45/rj45-balun-panel-48e1-coax-rear-30056.jpg "48 E1 Balun Panel showing RJ45 connectors")
Only 1U high, the Tekmos 48 E1 Coax to RJ45 Impedance Matching Balun Panel provides 75-120 ohm coax to twisted pair conversion for 48 E1 channels (Tx and Rx). The panel conforms to ITU-T G.703, matching the impedance and signal characteristics of 96 unbalanced 75 ohm coax connections with 48 balanced 120 ohm twisted pair connections.
Available with 1.0/2.3 or HDC43 coax connectors.
| Part Number | Description |
|---|---|
| TK-UBP04-048-RJO | Balun Panel 48E1 1.0/2.3 to RJ45 |
| TK-UBP11-048-RJO | Balun Panel 48E1 HDC43 to RJ45 |
| Specifications | |
|---|---|
| Coax Connector (75 ohm) | 96 x HDC43(M) or 1.0/2.3(F) |
| Twisted Pair Connector (120 ohm) | 48 x RJ45 / RJ48C female shielded |
| Transmission Line | ITU-T G.703 or G.704 |
| Speed | E1 (2.048Mbit/s), E2 (8.448Mbit/s) |
| Wiring Scheme | RJ48C–4 wire E1 1–Tx Tip, 2–Tx Ring, 4–Rx Tip, 5–Rx Ring |
| Cross Talk | Better than -50dB at 1 to 10Mhz |
| Insertion Loss | Less than 0.35dB |
| Return Loss | Better than 18dB |
| Power Requirements | None |
| Operating Temperature | -40°C to 85°C |
| MTBF | 30 years |
| Dimensions (WxHxD) | 482 x 44 x 70 mm |
| Weight | 1.7 kg max. |
| Materials | Front panel - Tufnol Case - Zintec, black powder coated |
| Warranty | 10 years, parts and labour |
| Conformance | RoHS, CE |
![[Photo of 48 E1 Balun Panel with HDC43 coax connectors]](/images/baluns/panel/rj45/rj45-balun-panel-48e1-type-43-coax-z-300160.jpg "48 E1 Balun Panel with HDC43 coax connectors")