
VX
UHF Portable Radios
-
520U
Rugged, Durable Portables
with Unmatched Operating
LIGHT WEIGHT AND COMPACT SIZE
16 CHANNEL CAPACITY
5 WATTS POWER OUTPUT
(Selectable to 1 Watt)
8-CHARACTER ALPHANUMERIC DISPLAY
MIL-STD 810 C/D/E
RUGGED CONSTRUCTION
LOUD, CLEAR AUDIO OUTPUT
12.5/25 kHz BANDWIDTH
PROGRAMMABLE BY CHANNEL
3 PROGRAMMABLE FRONT-PANEL
FUNCTION KEYS
CTCSS/DCS ENCODE + DECODE
DTMF ANI DECODE
DUAL 2-TONE DECODE
MULTI-MODE SCAN
(incl. Dual Watch, Priority, Follow-Me)
ARTS“ (Auto-Range Transponder System)
BCLO, BTLO, AND TOT FUNCTIONS
TX/RX BATTERY SAVER CIRCUIT
PC PROGRAMMING
RADIO-TO-RADIO CLONING
* Simulated LCD display

UHF Portable Radio
VX
-
520
32 Channels 5 W
Specifications
General Specifications
Number of Channels 32 Channels
Frequency Range 450-488 MHz (D)
Channel Spacing 12.5/25 kHz
Power Supply Voltage 7.2 VDC
Current Consumption
Standby (Saver On) 19 mA
Standby (Saver Off) 50 mA
Receive 200 mA
Transmit 2.0/1.0 A
Battery Life 11 hrs. (13.3 hrs. w/saver)
Ambient Temperature Range
Frequency Stability
Dimensions 2.3"(W) X 5.9"(H) X 1.5"(D) (59 X 149 X 39 mm)w/FNB-29A
2.3"(W)
Weight 1.21 lbs (547 g) w/o ANT w/FNB-29A
1.24 lbs (564 g) w/o ANT w/FNB-29AL
Receiver Specifications
Circuit Type Double-conversion Super-heterodyne
Sensitivity
EIA 12 dB SINAD
20 dB Quieting 0.35 µV
Adjacent Channel Selectivity
25 kHz / 12.5 kHz channel spacing
Intermodulation 72 dB
Spurious and Image Rejection
Conducted Spurious Emissions
Hum & Noise 40 dB / 45 dB
Audio Output 0.5 W @16 Ohms ,5 % THD
Transmitter Specifications
Power Output 5.0 / 1.0 W
Modulation 16K0F3E ,11K0F3E
Conducted Spurious Emissions
FM Hum & Noise
Audio Distortion (@1 kHz)
MIL-STD 810C, Method 501.1, Procedure 1, High Temperature (storage)
MIL-STD 810C, Method 501.1, Procedure 2, High Temperature (operational)
MIL-STD 810C, Method 502.1, Procedure 1, Low Temperature
MIL-STD 810C, Method 503.1, Procedure 1, Temperature Shock
MIL-STD 810C, Method 505.1, Procedure 1, Solar Radiation (Steady)
MIL-STD 810C, Method 507.1, Procedure 2, Humidity
MIL-STD 810C, Method 514.2, Procedure 8, Vibration
MIL-STD 810C, Method 514.2, Procedure 10, Vibration
MIL-STD 810C, Method 516.2, Procedure 1, Shock (basic design)
MIL-STD 810C, Method 516.2, Procedure 5, Shock (bench handling)
MIL-STD 810D/E, Method 500.2/3, Procedure 1, Low Pressure (storage)
MIL-STD 810D/E, Method 500.2/3, Procedure 2, Low Pressure (Operational)
MIL-STD 810D/E, Method 501.2/3, Procedure 1, High Temperature (storage)
MIL-STD 810D/E, Method 501.2/3, Procedure 1, High Temperature (operational)
Measurements made per EIA standard TIA/EIA-603
60 dB Below Carrier
–30 ° C to + 60° C (–22° F to +140° F)
X
6.7"(H) X 1.5"(D) (59 X 171 X 39 mm)w/FNB-29AL
75 dB
–
Measurements made per EIA standard TIA/EIA-603
Military Standards 810 C/D/E
VX-520U
±
2.5 ppm
0.25 µV
75 dB / 65 dB
57 dBm
45 dB / 50 dB
<
2.5 %
MIL-STD 810D/E, Method 502.2/3, Procedure 1, Low Temperature (storage)
MIL-STD 810D/E, Method 502.2/3, Procedure 2, Low Temperature
(operational)
MIL-STD 810D/E, Method 503.2/3, Procedure 1, Temperature Shock
MIL-STD 810D/E, Method 505.2/3, Procedure 1, Solar Radiation (cycling)
MIL-STD 810D/E, Method 506.2/3, Procedure 1, Rain (Blowing)
MIL-STD 810D/E, Method 506.2/3, Procedure 2, Rain (drip)
MIL-STD 810D/E, Method 507.2/3, Procedure 2, Humidity (induced)
MIL-STD 810D/E, Method 509.2/3, Procedure 1, Salt Fog
MIL-STD 810D/E, Method 510.2/3, Procedure 1, Dust (blowing dust)
MIL-STD 810D/E, Method 514.3/4, Procedure 1, Category 10, Vibration
(minimum integrity)
MIL-STD 810D/E, Method 516.3/4, Procedure 1, Shock (functional shock)
MIL-STD 810D/E, Method 516.3/4, Procedure 4, Shock (transit drop)
MIL-STD 810D/E, Method 500.2/3, Procedure 6, Shock (bench handling)
Accessories & Options
CLIP-4 Belt Clip
CN-1A Antenna Jack Test Connector (Stud to BNC)
CS-500B Overnight Desktop Charger (120 V)
CS-500C Overnight Desktop Charger (240 V)
FBA-19 6 AA size Battery Case
FNB-29A 7.2 V 1700 mAh Ni-Cd Battery Pack
(2.5 x 2.3 x 1.5 inch/63 x 59 x 39 mm)
FNB-29AIS
(2.5 x 2.3 x 1.5 inch/63 x 59 x 39 mm)
FNB-29AL 7.2 V 1700 mAh Ni-Cd Battery Pack
(3.3 x 2.3 x 1.5 inch/85 x 59 x 39 mm)
FNB-29ALIS 7.2 V 1700 mAh Ni-Cd Battery Pack Intrinsically Safe Battery
(3.3 x 2.3 x 1.5 inch/85 x 59 x 39 mm)
FTT-7D DTMF Keypad w/Decode Function
FVP-22 Voice Inversion Encryption
LCC-500 Leather Case (for VX-520 with FNB-29A)
LCC-520 Leather Case (for VX-520 with FNB-29AL)
LCS-2 Belt Swivel Attachment for LCC-500
MH-45E2B Speaker Microphone
SBC-1 Swivel Belt Adapter (requires LCS-2)
VAC-520B Rapid Desktop Charger (120 V)
VAC-520C Rapid Desktop Charger (240 V)
VAC-6520 Rapid 6-unit Multi charger
VCM-1 Mobile Mounting Bracket for VAC-520
VPL-1D
VTP-20 VX-Trunk II Trunking Portable Logic Board
7.2 V 1700 mAh Ni-Cd Battery Pack Intrinsically Safe Battery
Radio to Computer Programming Cable w/Software
FNB-29A / AL
VPL-1D
CS-500B
VAC-6520
The VX-520 UHF model has been given an intrinsically safe rating for use in ANSI/UL-913-88 Class
l, ll, and lll. Division 1,Groups A, B, C, D, E, F, and G hazardous environments on models equipped
with the Intrinsically Safe option.
Intrinsically Safe Approvals
The Vertex Standard Warranty*
Vertex Standard equipment includes an industry-leading
3-Year Limited Warranty on all transceivers and 1-Year Limited
Warranty on all accessory items.
*U.S. and Canada
Measurements per EIA standards unless noted above. Specifications subject to change without notice or obligation.
Various accessories listed may not be available in some countries.
MH-45E2B
Vertex Standard
US Headquarters
10900 Walker Street, Cypress, CA 90630, U.S.A.
Phone 714/827-7600; Fax 714/827-8100
http://www.vxstdusa.com
2000.12NA
B9200312 Printed in Japan