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TYT TH-7800 - #25 SCAN; #26 SCAN MODE; #29 SPK; #30 TONE F

TYT TH-7800
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44
# 29 SPK
Function: set the squelch mode.
Available Values: SQ / CTC / TON / C+T and C/T
Default: SQ
SQ: open the squelch when receive a matching carrier.
CTC: open the squelch when receive a matching carrier and exact CTCSS tone / DCS code.
TON: open the squelch when receive a matching carrier and exact DTMF/2TONE/5TONE signaling.
C+T: open the squelch when receive a matching carrier, exact CTCSS tone/DCS code and DTMF/2TONE/5TONE signa-
ling.
C/T: open the squelch when receive a matching carrier and either CTCSS tone/DCS code or DTMF/2TONE/5TONE sign-
aling.
Default: 12.5 KHz
Note: the step can be set independently for each band.
# 30 TONE F
Function: set the CTCSS tone frequency.
Available Values: 50 standard CTCSS tones.
Default: 100 Hz.
Note: the CTCSS tone can be set independently for each band and each memory channel.
# 31 TONE M
Function: select the tone encoder and/or decoder mode.
Available Values: OFF / ENC / ENC.DEC / DCS.
Default: OFF.
43
# 25 SCAN
Function: selects the scan-resume mode.
Available Values: TIME / BUSY
Default: TIME
TIME: the scanner will halt on a signal it encounters, and will hold 5 seconds. If you do not take action to disable the sca-
nner within 5 seconds, the scanner will resume even if the stations are still alive.
BUSY: The scanner will halt on a signal it encounters. 2 seconds after the carrier has dropped as the other station(s) ce-
ased transmission, the scanner will resume.
# 26 SCAN MODE
Function: selects the memory scan mode.
Available Values: MEM / MSM
Default: MEM
MEM: Enables Memory Scanning on all the memory channels (except the memory channel skip memory).
MSM: Enables Memory Scanning on Preferential Memory Channels only.
# 27 SHIFT
Function: set the offset of the repeater shift.
Available Values: 0.00 ~ 99.5 MHz
Default: 600 KHz (UHF), 600 Hz (VHF)
Note: the shift can be set independently for each band.
# 28 STEP
Function: set the synthesizer steps.
Available Values: 2.5 / 5 / 6.25 / 7.5 / 8.33 / 10 / 12.5 / 15 / 25 / 30 / 50 / 100 KHz

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