安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
|
- Is the National Calling Frequency actually used?
146 520 MHz is the national calling frequency for FM voice It's a "simplex" frequency, meaning that you call on this frequency and then listen for a reply on the same frequency
- united states - Whats the difference between national calling . . .
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)?
- Why is there a repeater on 146. 46? Isnt that a simplex frequency?
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
- What frequencies should I listen to for packet radio?
Have a look at the IARU Region 2 Band Plan Most of the frequencies marked "all modes" or "DM" (digital mode) may be used for packet radio, although there does not seem to be a single designated packet calling frequency Normally a packet radio frequency is coordinated between operators in the area, since one frequency can be shared by several TNCs In this case the frequency is standardized
- Why can I connect simplex at 146. 52 but not at 145. 200 and 147. 000 . . .
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
- digital modes - Help Identifying RF Data Protocol - Amateur Radio Stack . . .
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
- callsign - Proper way to announce call sign at start end - Amateur . . .
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
- What is a calling frequency? - Amateur Radio Stack Exchange
Just a note - calling frequencies vary by region 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!
|
|
|