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About this brochure: We have made this brochure as comprehensive and factual as possible. We reserve the right, however, to make changes at any time in equipment, optional accessories, 
specifications, model numbers, and availability. Precise frequency range may be different in some countries. Some accessories shown herein may not be available in some countries. Some 
information may have been updated since the time of printing; please check with your Authorized 

Vertex Standard

 Dealer for complete details.

DIRECT FREQUENCY ENTRY VIA EASY-TO-READ 
BACK-LIT KEYPAD

For quick access to operating 

frequencies, simply enter the 

frequency information directly 

from the 16 button keypad, then 

press the "Push To Talk" (PTT) 

button to transmit. There's 

no need to store frequencies 

in memory before  you can 

operate on them.

ONE TOUCH SQUELCH CONTROL

Breaking the squelch threshold has never been 

easier. Press the monitor (MON) button for two 

seconds to open the Pilot III's squelch 

continuously. Press MON again to restore the 

original squelch settings. This is TRUE one- 

handed operation, without the need to fumble 

around with tightly spaced concentric knobs.

RECEIVE BATTERY SAVER

This feature is designed to maximize the life of 

the transceiver's battery. When the

 Pilot III

 is in 

the standby mode the battery saver de-energizes 

the transceiver's circuitry, waking it up at user-

selected intervals to sample for radio activity. If 

no activity is detected the 

Pilot

 goes back into its 

sleep mode. Current consumption is minimized, 

thereby maximizing battery life. This feature is 

only found on 

Vertex Standard

 Airband transceivers.

NOAA WEATHER CHANNELS (U.S.A. Only)

The

 Pilot III

 can receive all 10 NOAA weather 

broadcast frequencies. The Automatic Active 

Weather Channel Locator (a 

Vertex Standard

 

exclusive) automatically scans for active NOAA 

weather stations in your area when WX band is 

selected.

VERSATILE SCANNING FEATURES

The VXA-300's versatile scanning capability allows 

you to monitor a number of different channels 

efficiently. The VXA-300 will scan the COM band, 

main or Book memories, or the Weather band 

(U.S. version), and also includes provision for 

Dual Watch and Priority Revert Dual Watch that 

always ensures transmission on a "Priority" 

channel. 

PA FEATURE 

When the optional MH-44

B4B

  or other external 

microphone is used, the VXA-300 may be used 

as a portable Public Address system, with user-

programmable configuration available for the 

voice monitoring in a headset.

OTHER FEATURES 

Automatic Noise Limiter 

Ambient Temperature 

monitor 

One-Touch Squelch (Monitor) Control 

External DC Jack (12V) 

Battery Voltage Display 

8.33 or 25 kHz Channel Steps 

Stop Watch and 

Count Down Timers 

Easy-to use Menu System 

for Custom Configuration 

PC Programmable 

3-WAY DISPLAY TITLING AND BACK-LIT DISPLAY

Easy to use, versatile access to channel information 

is critical to successful transceiver operation. Only 

Vertex Standard Airband transceivers offer you 

one-keystroke access to three different methods of 

displaying memory channel information: Frequency, 
Channel Number, or Alpha-Numeric title.

General

Frequency range: TX: 118.000 - 136.975 MHz
                             RX: 108.000 - 136.975 MHz,
                      Weather Channels (WX-01 - WX-10: USA version only)
Channel Spacing: 25 kHz/8.33 kHz (8.33 kHz: RX only)
Operating Modes: TX: AM;  
                             RX: AM & FM (FM: for receiving the Weather
                                    Channels, USA version only)
Supply Voltage:     6.0-15.0 V DC
Current Consumption: 20 

µ

A (power off), 20 mA (battery saver on, 

                             saver ratio 1:5), 60 mA (squelch on),
                             270 mA (receive), 0.9 A (transmit 1.5 W Carrier)
Temperature Range: +14

°

 F to +140

°

 F (

10

°

 C to +60

°

 C)

Case Size (WxHxD): 2.4" x 4.7" x 1.2" (w/FNB-83)
                             (60 x 120 x 32 mm)
Weight (approx.): 13.7 oz (390 g) with FNB-83 and antenna

Receiver

Circuit Type:         Double-conversion Superheterodyne
IFs:                       35.4 MHz and 450 kHz
Sensitivity:            Better than 0.8 

µ

V (for 6 dB S/N with 1 kHz, 30 % modulation)

Selectivity:            >8 kHz/

6 dB

Adjacent Ch. Selectivity: <25 kHz/

60 dB

AF Output (@7.2 V): 0.8 W @ 16 Ohms, 10 % THD

Transmitter

Power Output:      5.0 W (PEP), 1.5 W (Carrier Power) @ 7.2 V DC
Frequency Stability: Better than 

±

10 ppm 

                             (+14

°

 F to +140

°

 F , 

10

°

 C to +60

°

 C)

Modulation System: Low Level Amplitude Modulation
Spurious Emission: > 60 dB below carrier
Int. Microphone Type: Condenser
Ext. Mic. Impedance: 150  Ohms

Specifications are subject to change without notice or obligation.

SPECIFICATIONS

ACCESSORIES & AVAILABLE OPTIONS

FBA-25A 
Alkaline Battery Case

VAC-370B/C/U*
Rapid Desktop Charger

E-DC-5B 
DC Adapter 
with Noise filter

CN-3 
Antenna Adapter

Frequency

Channel Number

8 Character Alpha Numeric

VOR NAVIGATION DISPLAY 

(

NAV BAND 

108.000 - 117.975 MHz

)

   DVOR TO AND FROM DISPLAY      AUTOMATIC BEARING CENTERING

 

SYSTEM

 

General VOR Equipment

0

330

300

60

30

'180'

'210'

'2

40'

'120'

'150'

COURSE Indicator
COURSE Deviation Needle

"TO"-"FROM" Flag Indicator

TWO - Degree Deviation Marks

DVOR MODE

COURSE Indicator "TO"-"FROM" Flag Indicator

CDI MODE

COURSE Indicator

OVERFLOW Indicator

COURSE Deviation Needle

"TO"-"FROM" Flag Indicator

SUPPLIED ACCESSORIES:

Ni-MH Battery Pack (7.2V, 1400mAh) FNB-83 

Overnight Charger NC-88B/C*

Charger Cradle CD-28 

Helical Antenna ATV-10 

Quick Draw Belt Clip CLIP-14 

Headset Cable CT-96 

Operating Manual

Press and Hold         key 2 seconds to toggle 
the DVOR Radial Digits to the larger Display 
area.

Professional-Grade Airband Monitoring with 
VOR Navigation Display

VERTEX STANDARD CO., LTD.

For our latest product news, visit us on the Internet:

http://www.vxstd.com 

4-8-8 Nakameguro, Meguro-ku, Tokyo 153-8644, Japan

VERTEX STANDARD

US Headquarters

10900 Walker  Street, Cypress, CA 90630, U.S.A.

YAESU EUROPE B.V.

P.O. Box 75525, 1118 ZN Schiphol, The Netherlands

YAESU UK LTD.

Unit 12, Sun Valley Business Park, Winnall Close
Winchester, Hampshire, SO23 0LB, U.K.

VERTEX STANDARD HK LTD.

Unit 5, 20 /F., Seaview Centre, 139-141 Hoi Bun Road,
Kwun Tong, Kowloon, Hong Kong

2004.0610NA(U/E)

B9200461 Printed in Japan

http://www.yaesu.co.uk

E-mail: sales@yaesu.co.uk

http://www.vxstd.com.hk

http://www.vertexstandard.com
E-mail: 

yaesuavionics@vxstdusa.com

Phone 714/827-7600; Fax 714/827-8100 

MH-44

B4B

Speaker Microphone

E-DC-6

DC Cable; 
plug and wire only

VXA-300

 

5 WATTS OF CLEAN POWER OUTPUT

For reliable communications over difficult 

communications paths, the VXA-300 provides 5 

Watts of transmitter power (1.5 W carrier). 

With its excellent audio clarity, the VXA-300's 

transmitter will get your message through!

RECEIVER AUDIO PITCH CONTROL

For improved reception under difficult conditions, 

the receiver's audio frequency response may be 

quickly adjusted by the user, to enhance either 

the high-frequency or low-frequency components, 

depending on the noise and/or interference 

encountered. A Vertex Standard exclusive!

250 MEMORY CHANNELS

The 150 regular memory channels and 100 pre-

programmed "Book" memory channels can 

store just about any commonly-used operating 

frequencies that you choose. And the memories 

may be labeled with an Alpha-numeric title of 

up to 8 characters, for easy recognition. 

ULTRA RUGGED, SUBMERSIBLE 
CASE CONSTRUCTION

The Pilot III is built inside a rugged Aluminium 

case, carefully sealed to protect against water 

ingress. Built to survive immersion in water for 

up to 30 minutes at a depth of three feet,  the 

Pilot III can keep you communicating even if it 

gets wet if you have to ditch!

*

B for 120 VAC/C for 220-240 VAC/U for 220-240 VAC 

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