Ahad, 19 Jun 2011

Radio Frequency Bands

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From: mintaka capella <mintaka_capella@yahoo.com>
Sender: mymares@yahoogroups.com
Date: Sat, 18 Jun 2011 20:41:34 -0700 (PDT)
To: <mymares@yahoogroups.com>
ReplyTo: mymares@yahoogroups.com
Subject: [- my-MARES News -] Radio Frequency Bands

 

Bagi yang masih tidak arif tentang gelombang radio, di bawah ialah
senarai pembahagian gelombang.

Radio Frequencies
Frequency Designation Abbreviation
3 - 30 Hz Extremely low frequency ELF

30 - 300 Hz Super low frequency SLF

300 - 3000 Hz Ultra low frequency ULF

3 - 30 kHz Very low frequency VLF

30 - 300 kHz Low frequency LF

300 kHz - 3 MHz Medium frequency MF

3 - 30 MHz High frequency HF

30 - 300 MHz Very high frequency VHF

300 MHz - 3 GHz Ultra high frequency UHF

3 - 30 GHz Super high frequency SHF

30 - 300 GHz Extremely high frequency EHF

____________________________________________________

Hz - hertz (cycle per second)
KHz - Kilo hertz
MHz - Mega hertz
GHz - Giga hertz

73

de 9W2TZ -Alor Setar

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