GTR
®
225 series
VHF Comm Radio
Garmin International, Inc.
1200 East 151st Street, Olathe, KS 66062 p: 913.397.8200 f: 913.397.8282
Garmin (Europe) Ltd., Liberty House, Hounsdown Business Park, Southampton, Hampshire, SO40 9RB, U.K. p: 44.1794.519944 f: 44.1794.519222
Garmin Singapore Pte. Ltd., 46 East Coast Road #05-06, Singapore p: 65.63480378 f:65.63480278
© 2013 Garmin Ltd. or its subsidiaries.
Specifications are preliminary and subject to change without notice.
02/13 M02-10235-00
1
Requires compatible GPS input from panel-mount or portable GPS.
CoMM RadIo FeaTuRes
760 communication channels (w/ 25 kHz spacing);
2280 channels (w/ 8.33 kHz spacing)
Frequency range 118.000 to 136.992 MHz (w/ 8.33 kHz spacing)
Active and standby flip-flop frequencies
One-touch 121.5 emergency channel tuning
Comm frequency monitor function
(listens to standby while monitoring the active)
Recall of frequency from database by facility name and type
Database reverse lookup of frequencies providing station ID
and frequency use (TWR, ATIS, etc.)
1
Volume control bar graph display
Alphanumeric display of frequency types (ATIS, GRND, TWR, etc.)
High-visibility alphanumeric LCD display
Transmit status indicator
Backlit keypad controls
Automatic and manual, pilot-selectable display intensity control
Built-in, two-place voice activated intercom
Frequency memory and recall
Stores/recalls 15 user defined frequencies
Stores/recalls previous 20 frequencies used
Squelch test function
Stuck mic time-out
12 watt audio amplifier
CoMM FRequenCy daTabase
Worldwide coverage and frequency lookup. Uses GPS input (from compatible
systems, sold separately) to determine locations for each of the 25 nearest
airports, Flight Service Stations, ATC facilities, WX stations, etc.
CoMM RadIo PeRFoRManCe
Transmit power: 10 or 16 watts output (by model)
Input voltage range 9 to 33 VDC
Operating temperature range -20 to +55 C
Certified TSO C169a (transmitting and receiving)
Certified TSO C128a (stuck mic)
PhysICal
size:
1.65”H x 6.25”W x 10.4”D (4.19 x 15.88 x 26.42 cm)
Weight:
2.30 lbs (1.04 kg) unit only;
3.06 lbs (1.38 kg) with mounting rack
depth:
11.23 inches (28.52 cm) behind panel,
including mounting rack and connectors
Models
25 khz
sPaCInG
8.33 khz
sPaCInG
Tso’d
XMIT
PoWeR
GTR 225
Yes
No
Yes
10W
GTR 225A
Yes*
Yes*
Yes
10W
GTR 225B
Yes*
Yes*
Yes
16W
*Pilot-selectable
