| MAINLAND TV - Nelson New Zealand | Coaxial Cable attenuation chart (RFI Industries) | ||||||||||||||||||||||||||||||||||||
| - themanager@7-media.net | Nominal attenuation (in dB) of 100m of line | ||||||||||||||||||||||||||||||||||||
| Site | Cable type | RFI Part | 70-85 | 148-174 | 400-520 | 806-960 | 2.4-2.45GHz | Ant | |||||||||||||||||||||||||||||
| Licence No | GURL | RG178B/U | 8178 | 40.7 | 55.8 | 99.7 | 133.8 | 0.0 | |||||||||||||||||||||||||||||
| RG179 | 8179 | 30.2 | 37.7 | 55.8 | 73.1 | 0.0 | Make | Model | Elements | Band | Gain | Remarks | Make | Model | Elements | Band | Gain | Remarks | Make | Model | Elements | Band | Gain | Remarks | |||||||||||||
| Convert measured RF (Watts to dBW) | RG174/U | 8174 | 25.6 | 35.4 | 63.0 | 88.2 | 0.0 | ||||||||||||||||||||||||||||||
| and calculate e.i.r.p. | RG58C/U | 8058 | 15.1 | 23.3 | 44.3 | 59.7 | 0.0 | Hi-Tec | CFDA | 1 | 80-90MHz | 2.1dBi | Hi-Tec | CFDU | 1 | 380-520M | 2.1dBi | Commerci | |||||||||||||||||||
| CELLFOAM | 9001 | 13.4 | 18.4 | 32.1 | 43.3 | 0.0 | Hi-Tec | CY2A | 2 | 80-90MHz | 5.1dBi | Hi-Tec | CY2U | 2 | 380-520M | 6.1dBi | Commerci | ||||||||||||||||||||
| CELLFOIL | 9006 | 9.2 | 13.8 | 22.6 | 29.5 | 0.0 | Hi-Tec | CY3A | 3 | 80-90MHz | 8.1dBi | Hi-Tec | CY3U | 3 | 380-520M | 7.6dBi | Commerci | Deltec | Y155-6 | 6 | 148-162M | 9.8dBi | |||||||||||||||
| Transmitter power | [1] | = | #NUM! | dBW | RG142B/U | 8142 | 10.8 | 16.1 | 29.2 | 39.4 | 0.0 | Hi-Tec | CY4A | 4 | 80-90MHz | 9.6dBi | Hi-Tec | CY4U | 4 | 380-520M | 8.6dBi | Commerci | Deltec | Y168-6 | 6 | 162-174M | 9.8dBi | ||||||||||
| RG223/U | 8223 | 13.8 | 18.7 | 32.8 | 44.9 | 0.0 | Hi-Tec | CY6U | 6 | 380-520M | 11.1dBi | Commerci | Deltec | Y425-8 | 8 | 415-435M | 12.1dBi | ||||||||||||||||||||
| Antenna type | Dipole | RG59B/U | 8059 | 10.2 | 16.1 | 29.5 | 43.3 | 0.0 | Hi-Tec | CFDE | 1 | 130-170M | 2.1dBi | Hi-Tec | CY8U | 8 | 380-520M | 11.6dBi | Commerci | Deltec | Y460-8 | 8 | 450-470M | 12.1dBi | |||||||||||||
| Antenna gain | [2] | dBi | = | 0 | dB | RG59 Foam | 9003 | 6.6 | 11.8 | 20.3 | 26.2 | 0.0 | Hi-Tec | CY2E | 2 | 130-170M | 5.1dBi | Hi-Tec | CY10U | 10 | 380-520M | 12.6dBi | Commerci | Deltec | Y425-12 | 12 | 415-435M | 14.1dBi | |||||||||
| RG62A/U | 8062 | 7.5 | 11.2 | 19.4 | 26.2 | 0.0 | Hi-Tec | CY3E | 3 | 130-170M | 8.1dBi | Deltec | Y460-12 | 12 | 450-470M | 14.1dBi | |||||||||||||||||||||
| Cable type | RG213 | RG11/U | 8011 | 5.9 | 8.2 | 15.7 | 21.6 | 0.0 | Hi-Tec | CY4E | 4 | 130-170M | 9.6dBi | Hi-Tec | COLU3 | Colinear | 400-520M | 5.1dBi | |||||||||||||||||||
| Cable length | metres | RG213/U | 8213 | 6.6 | 8.5 | 16.4 | 24.3 | 0.0 | Hi-Tec | CY5E | 5 | 130-170M | 10.1dBi | Hi-Tec | COLU6 | Colinear | 400-520M | 8.1dBi | Deltec | CNR460C | Cnr reflect | 406-520M | 10.1dBi | ||||||||||||||
| Cable loss (dB/100m) | dB | = | 0.00 | dB | RG214/U | 8214 | 6.2 | 8.5 | 16.4 | 24.3 | 0.0 | Hi-Tec | CY6E | 6 | 130-170M | 11.1dBi | Hi-Tec | COLU8 | Colinear | 400-520M | 10.1dBi | ||||||||||||||||
| 10D-FB Type | 9005 | 3.0 | 3.9 | 7.9 | 10.2 | 0.0 | Deltec | CNR890 | Cnr reflect | 890-960M | 10.1dBi | ||||||||||||||||||||||||||
| Filter type | 1/2 stub | RG8 type | C2FP | 3.9 | 5.6 | 10.2 | 14.8 | 23.0 | Hi-Tec | Y2A | 2 | 80-88Mhz | 5.1dBi | Hi-Tec | CRU8 | Cnr reflect | 380-520M | 10.1dBi | |||||||||||||||||||
| Filter loss | [3] | dB | Duplexer and cavity | 1/4 | Superflex | FSJ1-50 | 4.3 | 7.2 | 13.8 | 18.4 | 32.5 | Hi-Tec | Y3A | 3 | 80-88Mhz | 8.6dBi | |||||||||||||||||||||
| 3/8 | Superflex | FSJ2-50 | 3.6 | 4.9 | 9.2 | 12.5 | 22.6 | Hi-Tec | Y4A | 4 | 80-88Mhz | 10.1dBi | Hi-Tec | Y4U | 4 | 400-500M | 10.6dBi | Pro series | |||||||||||||||||||
| *Other gains+/losses- | -1 | dB | = | -1 | dB | 1/2 | Superflex | FSJ4-50 | 2.6 | 4.3 | 7.9 | 11.2 | 19.4 | Hi-Tec | Y6A | 6 | 80-88Mhz | 11.6dBi | Hi-Tec | Y6U | 6 | 400-500M | 11.6dBi | Pro series | Others | ||||||||||||
| 1/4 | Heliax | LDF1-50 | 3.6 | 4.9 | 8.9 | 11.8 | 19.0 | Hi-Tec | Y8U | 8 | 400-500M | 12.6dBi | Pro series | ||||||||||||||||||||||||
| Total e.i.r.p. | #NUM! | dBW | 3/8 | Heliax | LDF2-50 | 3.0 | 4.3 | 7.5 | 10.8 | 18.7 | Hi-Tec | Y2E | 2 | 130-170M | 5.1dBi | Hi-Tec | Y10U | 10 | 400-500M | 13.6dBi | Pro series | CR2 | Cnr reflect | VHF | 9.6dBi | ||||||||||||
| 7/8 | Heliax | VLX5-50 | 1.0 | 1.6 | 3.0 | 4.3 | 7.5 | Hi-Tec | Y3E | 3 | 130-170M | 8.6dBi | CR4 | Cnr reflect | UHF | 12.1dBi | |||||||||||||||||||||
| Licensed power e.i.r.p. | -3[4] | dBW | 1/2 | Heliax | LDF4-50 | 2.0 | 2.6 | 5.2 | 7.2 | 12.1 | Hi-Tec | Y4E | 4 | 130-170M | 10.1dBi | 460C | Cnr reflect | UHF | 10dBi | ||||||||||||||||||
| 7/8 | Heliax | LDF5-50 | 1.0 | 1.3 | 3.0 | 3.9 | 6.9 | Hi-Tec | Y6E | 6 | 130-170M | 11.6dBi | 16 elemen | 16 | 16.1dBi | ||||||||||||||||||||||
| Difference | #NUM! | dB | 1-1/4 | Heliax | LDF6-50 | 0.7 | 1.0 | 2.0 | 3.0 | 5.2 | |||||||||||||||||||||||||||
| 1-5/8 | Heliax | LDF7-50 | 0.7 | 1.0 | 1.6 | 2.3 | 4.6 | Hi-Tec | COLV3 | Colinear | 138-175M | 5.1dBi | |||||||||||||||||||||||||
| Hi-Tec | COLV6 | Colinear | 138-175M | 8.1dBi | |||||||||||||||||||||||||||||||||