It's a simplex frequency, meaning that you call on this frequency and then listen for a reply on the same frequency. In partcular, 146.52 is the 2m fm voice calling frequency and should not be used for digital modes like winlink Additionally, just because there is a standard list of frequencies doesn't mean you can just pick one and expect to get a connection. 3 i have a commercial ge phoenix transceiver that i sent out to be programmed on 146.460 but have been informed by a club that my transmissions are interfering with their repeater that has a 146.460 input According to the arrl band plan this is a simplex frequency I have complied and have quit using the radio.
The noise persists at nearly full strength between 146.66125 and 146.67125 before completely dropping off Using directional finding we've isolated it to a large steam pipe in the basement. 146.520 mhz is the 2m calling frequency in the fm mode in canada and the us, but not in most countries Be sure to check if you operate in other countries! 146mhz 300÷146=2.05 meters 2.05×39= 79.95 inches full length in inches 79.95÷2= 39.95 inches 1/2 wave length in inches
Answer on test is 19 6×39= 234 inches full wave length in inches 234÷2= 117 inches 1/2 wave length in inches I think i've heard both on 146.520 (but i need practice keeping track of callsigns) And just to round out the question, at the end of the conversation i've heard various ways of ending like abc123 clear, abc123, and more. For this i used rt system's progr.
I've hear them at 28.134 mhz, 28.280 mhz, 28.425 mhz, and 28.571 mhz. 39 on the 2 meter and 70 centimeter band plans published by the arrl, what is the difference in intended use between the calling frequencies (144.200, 432.10 mhz) and the simplex calling frequencies (146.52, 446.00 mhz)?
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