Product Overview
| Suitable Applications: | Aerospace wireless communication |
Construction Details
| RG Type: | 178 |
| Size | Stranding | Nom. Diameter | Material |
|---|---|---|---|
| 30 AWG | 7×38 | 0.012 in | SCCS – Silvered Copper Covered Steel |
| Material | Nom. Insulation Diameter | Color Code |
|---|---|---|
| PTFE – Polytetrafluoroethylene | 0.033 in (0.84 mm) | White |
| Layer | Outer Shield Type | Material | Coverage |
|---|---|---|---|
| 1 | Braid | Silvered Copper (SC) | 95% |
| Material | Nom. Diameter |
|---|---|
| FEP – Fluorinated Ethylene Propylene | 0.071 in (1.8 mm) |
| Overall Cable Diameter (Nominal): | 0.071 in (1.8 mm) |
Electrical Characteristics
| Frequency | Max. VSWR |
|---|---|
| 50 MHz – 1000 MHz | per M17/93-RG178 |
| Frequency | Nom. Attenuation |
|---|---|
| 1 MHz | 2.6 dB/100ft |
| 10 MHz | 5.6 dB/100ft |
| 50 MHz | 10.5 dB/100ft |
| 100 MHz | 14.0 dB/100ft |
| 200 MHz | 19.0 dB/100ft |
| 400 MHz | 28.0 dB/100ft |
| 700 MHz | 37.0 dB/100ft |
| 900 MHz | 42.5 dB/100ft |
| 1000 MHz | 46.0 dB/100ft |
| Frequency | Max. Power Rating |
|---|---|
| 50 MHz | 380 W |
| 100 MHz | 253 W |
| 200 MHz | 170 W |
| 400 MHz | 113 W |
| 700 MHz | 81 W |
| 900 MHz | 70 W |
| 1,000 MHz | 66 W |
| Nom. Conductor DCR | Nom. Outer Shield DCR | Nom. Capacitance Cond-to-Shield |
Nom. Characteristic Impedance | Nom. Velocity of Prop. |
|---|---|---|---|---|
| 232 Ohm/1000ft (761 Ohm/km) | 14.6 Ohm/1000ft (47.9 Ohm/km) | 29 pF/ft (95 pF/m) | 50 Ohm | 70% |
| UL Voltage Rating | Voltage Rating |
|---|---|
| 30 V (UL AWM 1637) | 750 V (Mil-Spec) |
Mechanical Characteristics
| UL Temperature | Operating |
|---|---|
| 90°C (UL AWM 1637) | -70°C to +200°C |
| Installation Min. |
|---|
| 1 in (25 mm) |
| Max. Pull Tension: | 12 lbs (5.4 kg) |
| Bulk Cable Weight: | 5 lbs/1000ft |
Standards and Compliance
| Environmental Suitability: | Indoor/Outdoor, Indoor, Outdoor, Aerial – When supported by messenger wire |
| Sustainability: | CA Prop 65 |
| AWM Compliance: | AWM 1637 |
| Military Compliance: | Commercial, non-QPL product (M17/93-RG178) |
| 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) |
| APAC Compliance: | China RoHS II (GB/T 26572-2011) |
History
| Update and Revision: | Revision Number: 0.502 Revision Date: 11-27-2023 |
Part Numbers
| Item # | Color | Putup Type | Length | UPC | Footnote |
|---|---|---|---|---|---|
| 83265 009100 | White | Reel | 100 ft | 612825203698 | E |
| 83265 009500 | White | Reel | 500 ft | 612825203711 | E |
| 83265 0091000 | White | Reel | 1,000 ft | 612825203704 | E |








































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