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Belden, Video Cable, 75 Ohm SDI Coax, Wire & Cable
1794A – 75 Ohm SDI Coax, Series 7, 16 AWG, Solid BC, Tri-Shield, PVC Jkt, CMR
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Product Overview
| Suitable Applications: | Digital Video, 6 Gb/s UHDTV, HD-SDI 1080p |
Construction Details
| Series Type: | 7 |
Conductor
| Size | Stranding | Nom. Diameter | Material |
|---|---|---|---|
| 16 AWG | Solid | 0.051 in | BC – Bare Copper |
Insulation
| Material | Nom. Insulation Diameter | Color Code |
|---|---|---|
| PE – Polyethylene (Foam) | 0.225 in (5.72 mm) | White |
Outer Shield
| Layer | Outer Shield Type | Material | Material Trade Name | Coverage | Notes |
|---|---|---|---|---|---|
| 1 | Tape | Tri-Laminate (Alum+Poly+Alum) | Duofoil® | 100% | |
| 2 | Braid | Tinned Copper (TC) | 95% | ||
| 3 | Tape | Bi-Laminate (Alum+Poly) | Beldfoil® | 100% | With Shorting Fold and Bonded to inside of jacket for easy preparation |
Outer Jacket
| Material | Nom. Diameter |
|---|---|
| PVC – Polyvinyl Chloride | 0.320 in (8.13 mm) |
| Overall Cable Diameter (Nominal): | 0.320 in (8.13 mm) |
Electrical Characteristics
Return Loss (RL)
| Frequency | Min. Return Loss |
|---|---|
| 5 – 1600 MHz | 23 dB |
| 1600 – 4500 MHz | 21 dB |
| 4500 – 6000 MHz | 15 dB |
Attenuation
| Frequency | Nom. Attenuation |
|---|---|
| 1 MHz | 0.17 dB/100ft |
| 3.58 MHz | 0.30 dB/100ft |
| 5 MHz | 0.35 dB/100ft |
| 6 MHz | 0.38 dB/100ft |
| 7 MHz | 0.40 dB/100ft |
| 10 MHz | 0.48 dB/100ft |
| 12 MHz | 0.52 dB/100ft |
| 25 MHz | 0.74 dB/100ft |
| 55 MHz | 1.08 dB/100ft |
| 67.5 MHz | 1.20 dB/100ft |
| 71.5 MHz | 1.24 dB/100ft |
| 88.5 MHz | 1.37 dB/100ft |
| 100 MHz | 1.46 dB/100ft |
| 135 MHz | 1.70 dB/100ft |
| 143 MHz | 1.75 dB/100ft |
| 180 MHz | 1.97 dB/100ft |
| 270 MHz | 2.43 dB/100ft |
| 360 MHz | 2.83 dB/100ft |
| 540 MHz | 3.60 dB/100ft |
| 720 MHz | 4.20 dB/100ft |
| 750 MHz | 4.30 dB/100ft |
| 1000 MHz | 5.00 dB/100ft |
| 1500 MHz | 6.20 dB/100ft |
| 2000 MHz | 7.40 dB/100ft |
| 2250 MHz | 7.80 dB/100ft |
| 3000 MHz | 9.20 dB/100ft |
| 4500 MHz | 11.7 dB/100ft |
| 6000 MHz | 13.77 dB/100ft |
Electricals
| Nom. Conductor DCR | Nom. Outer Shield DCR | Nom. Capacitance Cond-to-Shield |
Nom. Characteristic Impedance | Nom. Velocity of Prop. |
|---|---|---|---|---|
| 4.0 Ohm/1000ft | 1.9 Ohm/1000ft (6.2 Ohm/km) | 16.1 pF/ft (52.8 pF/m) | 75 Ohm | 84% |
Voltage
| UL Voltage Rating |
|---|
| 300 V (CMR, CMG) |
Mechanical Characteristics
Temperature
| UL Temperature | Operating |
|---|---|
| 60°C | -20°C to +75°C |
Bend Radius
| Installation Min. |
|---|
| 3.2 in (81 mm) |
| Max. Pull Tension: | 111 lbs (50.3 kg) |
| Bulk Cable Weight: | 55 lbs/1000ft |
Standards and Compliance
| Environmental Suitability: | Indoor/Outdoor, Indoor, UV Resistance, Aerial – Black only, When supported by messenger wire |
| Sustainability: | CA Prop 65 |
| Flammability / Reaction to Fire: | UL1666 Vertical Shaft |
| CPR Compliance: | CPR Euroclass: Eca |
| NEC / UL Compliance: | CMR |
| CEC / C(UL) Compliance: | CMG |
| 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) |
Product Notes
| Notes: | Also available in multi-coax bundled version 2177A. Print legend includes sequential footage marks. |
History
| Update and Revision: | Revision Number: 0.502 Revision Date: 04-24-2023 |
Part Numbers
Variants
| Item # | Color | Putup Type | Length | UPC | Footnote |
|---|---|---|---|---|---|
| 1794A 0101000 | Black | Reel | 1,000 ft | 612825357582 | C |
| 1794A 010N1000 | Black | Reel w/Small Barrel | 1,000 ft | ||
| 1794A 0102500 | Black | Reel | 2,500 ft | 612825438212 | |
| 1794A 0061000 | Blue, Light | Reel | 1,000 ft | 612825358619 | C |
| 1794A 0011000 | Brown | Reel | 1,000 ft | 612825357513 | C |
| 1794A 0081000 | Gray | Reel | 1,000 ft | 612825357568 | C |
| 1794A N3U1000 | Green, Mil | Reel | 1,000 ft | 612825357506 | C |
| 1794A 0031000 | Orange | Reel | 1,000 ft | 612825357537 | C |
| 1794A 0021000 | Red | Reel | 1,000 ft | 612825357520 | C |
| 1794A 0071000 | Violet | Reel | 1,000 ft | 612825357551 | C |
| 1794A 0091000 | White | Reel | 1,000 ft | 612825357575 | C |
| 1794A 0041000 | Yellow | Reel | 1,000 ft | 612825357544 | C |
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