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4.3 MENU Operation reference
4.3.1 Menu Navigation:
Use the menu to choose options and enter data as indicated below for each item. Press MENU
and follow the directions at the bottom of each screen or the instructions below.
For all items, use the up and down arrow keys to move the reverse video cursor to the desired
item, and then do the following:
For items showing two or more options with one option underlined, use the right and left arrow
keys to move the underline to the desired option. Then press MENU to put the option into effect and
return to the field strength screen.
For all other items, press SELECT and follow on-screen instructions. To return to the field
strength screen when finished, press MENU.
4.3.2 Menu item descriptions:
Tx select: ABCD
Gives a list of frequencies and call signs of stations for which data has been stored in the 4100.
To choose a station for reception move the cursor to the station’s call sign, press SELECT, and follow
on-screen instructions. ABCD is the call sign of the station currently selected. See Sec. 4.2.2.1, p.19.
Tx edit…
Use to change previously-entered data for a station. To choose a station for editing, use Tx
select. Then press MENU, move the cursor to Tx edit, press SELECT, and make changes in the entered
items as desired. See Sec. 4.2.2.3, p.19.
Tx add (NN Free)…
Use to enter station data to be stored in the 4100. NN is the number of stations that can be added;
the maximum is 50. Follow on-screen instructions or see Sec. 4.2.2, p.18 for detailed instructions.
Input: LoopAnt RF in
Use to choose the signal source for measurements, the loop antenna for off-air signals or the RF
In BNC jack for voltage sources. Move the cursor to Input, move the underline cursor to the desired
source, and press MENU. See Sec. 4.2.8, p.24.
Harmonic: 1 2 3 4 5
Use to choose a harmonic of the currently-selected station for measurement. The underline
cursor indicates the current harmonic (1 = the fundamental). For details on choosing a harmonic see Sec.
4.2.1.5. For further important information on measuring harmonics see Sec. 4.2.6.
Spectrum kHz: 128 45
Use to choose spectrum mode spans of 128 kHz (the default) or 45 kHz. For spectrum mode
details see Sec. 4.2.8.
Auto off: NN min
Use to set the number of minutes of no 4100 keypresses after which the 4100 turns itself off to
save its battery. NN is the current number of minutes and is factory set to 15. To enter a new value,
move the cursor to Auto off and follow the on-screen instructions. To disable automatic turn-off set NN
to 00.
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