Belden 1505A N3U, Coax RG 59 U Type 20 AWG PE FR PVC Green MIL, Mil Green Jacket
Description
Belden 1505A N3U is a 75 Ohm SDI coax with an RG-59 construction, built with a 20 AWG solid BC - Bare Copper conductor and PE - Polyethylene (Foam) insulation. It uses a Duofoil® tri-laminate tape shield plus a 95% Tinned Copper (TC) braid and is finished with a PVC - Polyvinyl Chloride jacket in Mil Green. This cable is rated CMR and includes a UL voltage rating of 300 V (CMR, CMG) for riser applications.
Belden 1505A N3U Key Features
- 75 Ohm nominal characteristic impedance for SDI signal distribution.
- RG type: 59 coaxial construction in a compact 0.233 in (5.92 mm) nominal overall diameter.
- 20 AWG solid BC - Bare Copper conductor with a 0.032 in nominal conductor diameter.
- PE - Polyethylene (Foam) insulation with a 0.145 in (3.68 mm) nominal insulation diameter and white color code.
- Shielding system includes Duofoil® tri-laminate (Alum+Poly+Alum) tape at 100% coverage plus a 95% Tinned Copper (TC) braid.
- PVC - Polyvinyl Chloride jacket in Mil Green; outdoor: No not outdoor grade material.
- NEC / UL compliance: CMR; CEC / C(UL) compliance: CMG; fire rating: Riser.
Belden 1505A N3U Applications
- Digital video distribution where consistent 75 Ohm performance is required.
- 6 Gb/s UHDTV signal distribution in professional video installations.
- HD-SDI 1080p links in broadcast and production signal paths.
Belden™ and all associated trademarks are the property of their respective owners.
Specifications
| Attribute | Value |
|---|---|
| Nominal conductor DCR | 10 Ohm/1000ft (33 Ohm/km) |
| Nominal outer shield DCR | 3.8 Ohm/1000ft (12 Ohm/km) |
| Nominal Capacitance (Cond-to-Shield) | 16.3 pF/ft (53.5 pF/m) |
| Nominal velocity of prop. | 82% |
| Return loss (5 - 1600 MHz) | 23 dB |
| Return loss (1600 - 4500 MHz) | 21 dB |
| Return loss (4500 - 6000 MHz) | 15 dB |
| Attenuation @ 1 MHz | 0.3 dB/100ft |
| Attenuation (3.58 MHz) | 0.6 dB/100ft |
| Attenuation @ 5 MHz | 0.63 dB/100ft |
| Attenuation (6 MHz) | 0.69 dB/100ft |
| Attenuation @ 7 MHz | 0.74 dB/100ft |
| Attenuation @ 10 MHz | 0.9 dB/100ft |
| Attenuation (12 MHz) | 0.91 dB/100ft |
| Attenuation (25 MHz) | 1.3 dB/100ft |
| Attenuation (67.5 MHz) | 2.05 dB/100ft |
| Attenuation (71.5 MHz) | 2.1 dB/100ft |
| Attenuation (88.5 MHz) | 2.2 dB/100ft |
| Attenuation @ 100 MHz | 2.3 dB/100ft |
| Attenuation (135 MHz) | 2.7 dB/100ft |
| Attenuation (143 MHz) | 2.8 dB/100ft |
| Attenuation (180 MHz) | 3.1 dB/100ft |
| Attenuation (270 MHz) | 3.8 dB/100ft |
| Attenuation (360 MHz) | 4.4 dB/100ft |
| Attenuation (540 MHz) | 5.5 dB/100ft |
| Attenuation (720 MHz) | 6.4 dB/100ft |
| Attenuation (750 MHz) | 6.5 dB/100ft |
| Attenuation @ 1000 MHz | 7.6 dB/100ft |
| Attenuation (1500 MHz) | 9.3 dB/100ft |
| Attenuation (2000 MHz) | 10.9 dB/100ft |
| Attenuation (2250 MHz) | 11.6 dB/100ft |
| Attenuation (3000 MHz) | 13.4 dB/100ft |
| Attenuation (4500 MHz) | 17.5 dB/100ft |
| Attenuation (6000 MHz) | 21.1 dB/100ft |
| UL temperature | 60°C |
| Operating temperature | -30°C to +75°C |
| Installation min. bend radius | 2.3 in (58 mm) |
| Max Pull Tension | 52 lbs (24 kg) |
| Bulk cable weight | 31 lbs/1000ft (46 kg/km) |
| Flammability / reaction to fire | UL1666 Vertical Shaft |
| Environmental suitability | Indoor, Indoor, Aerial - Black only, When supported by messenger Wire |
| Flooded | No not flooded over braid |
| CPR compliance | CPR Euroclass: Eca; CPR UKCA Class: Eca |
| European directive compliance | EU CE Mark, EU Directive 2015/863/EU (RoHS 2 amendment), REACH, EU Directive 2011/65/EU (RoHS 2), EU Directive 2012/19/EU (WEEE) |
| UK regulation compliance | UKCA Mark |
| APAC compliance | China RoHS II (GB/T 26572-2011) |
| Sustainability | CA Prop 65 |
| Plenum number | 1506A |
| Item Type | Belden Coaxial Cable RG59 |
| Priced Per | FT |
Images are for reference only. Specifications may change without notice — verify suitability for your application before purchase. The manufacturer's documentation controls.
Need a cut length, bulk pricing, or a spec sheet?
Our team quotes custom lengths and volume orders, usually same day.