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User Manual of DM‐5R Two‐way Radio
2） Enter the frequency directly
Besides pressing [] key or [] key, you can also enter the frequency directly. If the desired operating frequency is far from
current frequency, the frequency can be entered directly through keyboard.
Switch to VFO mode by pressing [VFO/MR] key.
·It's only the VFO mode that allows to enter the frequency directly.
Enter the desired frequency by pressing the numeric keys ([0]~[9]) (three digits before the decimal point represents MHZ, and
three digits after the decimal point represents KHz)
Single waiting/dual-frequency waiting function switching (available for analog channel)
In double waiting mode, the two-way radio can receive the frequency set in Channel A or Channel B (achieve the receiving and
communication in two frequencies, the UHF/UHF and VHF/VHF). Execute the operation steps below:
1) In analog channel, access to the menu by pressing [MENU] key.
2) Press [] key or [] key (or enter 7 directly) until the screen shows and the pointer points to TDR; then perform the selection
operation by pressing [MENU] key.
3) Press [] key or [] key until the pointer on the screen points to ON; then activate the dual-frequency waiting function by
pressing [MENU] key.
·or: the pointer on the screen points to OFF; then deactivate the dual-frequency waiting function by pressing [MENU] key.
4) Return to the previous menu.
The dual-frequency waiting function can be activated only when both of Channel A and Channel B are analog channel. If one of
them is digital channel, the function can't be activated. For digital channel, the sign 'D' displayed next to the signal strength sign
represents that the current channel is digital channel.
VOX
After this function is activated, if the speech volume of the user reaches the level set for the two-way radio, the two-way radio can
activate transmitting operation via voice without the [PTT] key being pressed. The function above may be activated in certain
workplaces where the user's hands are too occupied to press [PTT] key. Execute the operation steps below:
1） Access to the menu by pressing [MENU] key.
2） Press [] key or [] key (or enter 4 directly) until the screen shows and the pointer points to VOX; then perform the selection
operation by pressing [MENU] key.
3） Press [] key or [] key to change current setting according to the screen prompts, then press [MENU] key to select new voice
control sensitivity (selection range is 1~10; the greater the value is, the higher the sensitivity is) .
·or: the pointer on the screen points to OFF; then deactivate the VOX function by pressing [MENU] key.
4) Return to the previous menu.
▲After the VOX function is activated, the voice can be transmitted by speaking to the microphone; the transmitting shall be stopped
by stopping speaking. You can select VOX sensitivity level according to the quiet degree of service environment; in the environment
where there are too much noises, long-time transmitting may occur after the VOX function is activated.
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