Wednesday 21 September 2016

The usage of FM 101.1MHz in Negeri Sembilan

FM 101.1MHz is an empty frequency in Negeri Sembilan, but it is distant signal from Gunung Pulai and Bukit Pelindung in Southern and Eastern Negeri Sembilan.

Minnal FM 101.1MHz Gunung Pulai in Negeri Sembilan:
- Bahau
- Gemas
- Tampin
- Bandar Seri Jempol
- Rompin
- Gemencheh
- Bukit Rokan
- Rembau
- Kota

My FM 101.1MHz Bukit Pelindung in Negeri Sembilan:
- Bahau
- Kepis
- Dangi
- FELDA Palong

It's vacant frequency in Seremban currently. Normally radio stations in Negeri Sembilan (Seremban) are transmitted from Gunung Telapak Burok.

Gunung Telapak Burok can cover all Negeri Sembilan areas (except Tampin), parts of Selangor, Melaka, Johor and Pahang.

For usage of FM 101.1MHz in Gunung Telapak Burok, here is the RF analysis:

- FM 100.9MHz: Selangor FM Gunung Ulu Kali
- FM 101.1MHz: Gunung Telapak Burok
- FM 101.3MHz: Kool FM Bkt Sg Besi

FM 101.1MHz: Gunung Telapak Burok
FM 101.1MHz: MY FM Bkt Pelindung & Minnal FM Gunung Pulai

According to the spectrum status above, FM 101.1MHz is not suitable to be located in Gunung Telapak Burok because of:

- Interference to 100.9 and 101.3 in Southern Selangor areas like Kajang, Semenyih, Bangi, Serdang, Balakong. Selangor FM 100.9MHz has only 1 frequency to cover Selangor. If 101.1MHz is used in Gunung Telapak Burok, listeners in affected areas are unable to tune to alternative frequency of Selangor FM. In addition, Kool FM 101.3 is also affected.
- Interference to 101.1 Gunung Pulai in Johor such as Kluang, and Batu Pahat. The minimum frequency separation between Gunung Pulai and Gunung Telapak Burok is 100kHz. The transmission of Gunung Telapak Burok can transmit to North East Johor. Moreover, because Minnal FM 101.1MHz Gunung Pulai can transmit partially to Tampin, Rembau, and Bandar Seri Jempol, 101.1MHz Gunung Telapak Burok will be interfered by Minnal FM 101.1MHz from Gn Pulai in Rembau and Tampin, even Melaka. I had tested to listen to Red FM on 104.9MHz from Gunung Ulu Kali and Lite FM on 104.6MHz from Gunung Telapak Burok in Rembau and Tampin respectively, I received interference signal from Gunung Pulai. I also heard the interference of Era FM 104.5MHz from Gunung Pulai in Tampin when listen to Lite FM on 104.6MHz.
- Interference to 101.1 Bukit Pelindung in East Pahang because there is nothing hill block between Bukit Pelindung and Gunung Telapak Burok.

In conclusion, FM 101.1MHz is not suitable to be used in Gunung Telapak Burok, but it is suitable to be used in Bukit Gan, Seremban.



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