Selected Functions of KENWOOD TH-28A Handheld Transceiver
TO USE VFO MODE:
Push VFO. (Conf. by frequency only - no channel no. or C -
in display. Then Select BAND:
- The Main Band covers 118-174 MHz & 340-400 MHz; the
Subband covers 400 - 520 MHz.
In Main Band, select one of 3 ranges (118-136 MHz AM; 136-174
MHz FM; 340-400 MHz) by holding in F 1 second until beep sounds
& then pushing LOW.
Standard 2M repeater offset is automatically set; to override,
push SHIFT as desired.
Tune by Keypad or Dial. To tune in 1 MHz steps, push MHz.
To scan frequency, hold in VFO 1 second. PTT stops scanning.
Dial sets direction of scan.
TO RECALL MEMORY:
Push MR. (Conf. by ch. in display). Tune via Keypad (0 before
single-digit channels) or Dial.
To scan memories, while in Memory Mode push & hold MR
To lock out a channel from scan, select it & push F, then
6/L.OUT. Same deselects.
To select Call Channel, push CALL. Pushing & holding CALL
1 second while in VFO or Memory Modes will scan between Call
Channel & previous frequency.
TO ENTER A FREQUENCY IN A MEMORY CHANNEL:
Select characteristics (frequency, offset, CTCSS tones, etc.)
in VFO Mode.
Push M. Memory channel number will blink.
Use Keypad to select memory channel (0-39). Enter "0"
before single-digit channels.
Push MR. Entry confirmed by disappearance of memory channel
To program Call Channel, select characteristics in VFO Mode,
push M, & then CALL.
To transfer the frequency of a memory channel to the VFO,
push F, then VFO.
TO REVERSE TRANSMIT & RECEIVE FREQUENCIES: Push F, then
TO TURN BEEP TONE ON & OFF: Hold in 8 while turning on
TO OVERRIDE SQUELCH(ES): Push & hold MONI (smaller button
on left front side).
LAMP: Push LAMP (smaller button below PTT on left side).
TO USE CLOCK FEATURES:
To display clock, push F, then 9/Clock. Same cancels.
To set time while in Clock Mode, push F again, then 1, then
rotate Dial to set hours. Then push M & rotate Dial to
set minutes. Push M again to set & return to Clock Mode.
LOCKING: To lock keyboard but not those controls on top or
side of transceiver, push LOCK (switch in front of PTT). To
disable transmit, push F then LOW. "TX.S" confirms.
TO SET TRANSMIT POWER: LOW cycles between HIGH (no indication;
2.5 W with battery or 5 W with external power), MEDIUM, LOW,
& ECONOMIC LOW power.
BATTERY VOLTAGE: Bar graph indicates voltage when transmitting.
7 units = 13.8 V; 2 units = 7.2 V (fully charged PB-13 battery
pack); 1 unit = discharged.
IMPORTANT – READ BEFORE USING THIS GUIDE!
This guide has been prepared as a public service to provide,
on one page, certain limited, highly general, simplified data
about radio hobby equipment, especially for persons with disabilities
or challenges. This is not a complete manual. No one should
use any electronic or electrical equipment without first becoming
fully aware of all data in the original manual. Failure to
understand data in the original manual may result in injury
or death to the user and others, damage to the equipment,
operation in violation of FCC and other laws and regulations,
and other serious consequences. There is no warranty
of this guide’s accuracy, completeness, or conformity
to manufacturer’s standards. Its use is strictly at
the user’s discretion and risk.
Disclaimer: The information on this site is provided as
a public service to the blind and visually handicapped community. While we have
done our best to ensure the information provided is accurate, please realize
the use of any information on this site is solely at your discretion and we
take no responsibility for use or attempted use of this information.