Translate | Help & FAQ

American Communication Systems

Home >> Icom F521 10 B

Cart

My Account

Icom F521 10 B

Icom > Base conventional radios VHF Need help?

IC-F521 VHF mobile radio, 136-174 MHz, 50W, 256 channels with Microphone (HM-100N), mounting bracket, power cable & owners manual. Radio installed in ASTSS12IC base station power supply

10 character a/n LCD, 9 programmable buttons, CTCSS, DTCS, 2-tone and 5-tone standard, DTMF ANI, trunking and encryption optional, built-in audio compander, microphone hanger funtion

Meets U.S. Department of Defense environmental standard MIL-STD-810 C, D, E, F, G More...

Customer Rating:

Item SKU Number: 008428

FCA point / Shipped from: USA

Download Free Materials:

IC-F520_F620.pdf (1250.17 KB)

Item Details:

ICOM IC-F520 / IC-F620 Mobile Two-Way Radios

Available as:

F520 01 - 136-174 MHz VHF mobile radio, 25W
F521 10 - 136-174 MHz VHF mobile radio, 50W
F620 01 - 400-430 MHz UHF mobile radio, 25W
F620 02 - 440-490 MHz UHF mobile radio, 25W
F620 03 - 480-512 MHz UHF mobile radio, 25W
F621 22 - 440-490 MHz UHF mobile radio, 45W

The mobile of choice for today’s professional.

Specifications:

Dimensions: 5.5 (W), 1.6 (H), 6.7 (D); 2 lb, 10 oz
25 W output power on IC-F520 version OR 50 W on IC-F521 version
4 W audio output
136-174 MHz
256 channels
SIGNALING

CTCSS, DTCS encode/decode standard
Built-in 2 tone
DTMF ANI with UT-108

TRUNKING

SmarTrunkII® optional
LTR® optional

9 programmable buttons
Independent AF volume knob
10 character alphanumeric LCD
Invertible chassis to point the speaker up or down, for ease of installation
Backlit keys
Flash CPU advantage for future applications
Fractional-N PLL provides faster lock up times
Power on password and 'stun' features
Microphone hanger function
Normal/priority scan
Built-in audio compander
DTMF optional (HM-100TN required), DTMF redial and DTMF autodial
MIL SPEC 810 C, D, E, F for:

Low pressure
High temperature
Low temperature
Temperature shock
Solar radiation
Rain
Humidity
Salt fog
Dust
Vibration
Shock

IC-F520 Specifications

General

Frequency range :
IC-F520/F521

136–174MHz

IC-F620/F621

400–430MHz
440–490MHz
480–512MHz

Number of channels : Max. 256 Ch/ 16 banks
Channel spacing : 12.5/15kHz?25/30kHz
Antenna impedance : 50?
Frequency error : ±5.0ppm (VHF) ; ±2.5ppm (UHF)
PLL channel step : 2.5 kHz, 5 kHz and 6.25 kHz
Power supply requirement : 13.6 V DC
Output power and current drain (approx) :

		IC-F520	IC-F521	IC-F620	IC-F621
Output power		25W	50W	25W	45W
Transmit High		7A	14A	7A	13A
Receive	AF max.	1200mA	1200mA	1200mA	1200mA
Receive	Stand-by	300mA	300mA	300mA	300mA

Transmitter

Modulation system : Variable reactance frequency modulation
Max. frequency deviation : ± 2.5kHz (narrow) ; ± 5kHz (wide)
Modulation limiting : 70–100% (VHF) ; 60–100% (UHF)
Audio harmonic distortion : 3% typ. (40% deviation)
Spurious emissions : 70dB
Adjacent channel power : 60dB (narrow) ; 70dB (wide)
FM hum and noise : 40dB typ. (narrow) ; 46dB typ. (wide)
External MIC impedance : 600 Ohm (8-pin modular)

Receiver

Sensitivity : 0.25µV typ. (at 12 dB SINAD)
Squelch sensitivity : 0.25µV typ. (at threshold)
Adjacent channel selectivity : 65dB typ. (narrow) ; 75dB typ. (wide)
Spurious response : 70dB
Intermodulation : 75dB typ. (wide)
Hum and noise ratio : 40dB typ. (narrow) ; 45dB typ. (wide)
Audio output power : 4W typ. at 10% distortion with a 4Ohm load
External SP connector : 2-conductor 3.5 (d) mm (1/8") /4 ohm

Hand mic. (HM-100N)
DC power cable
Mounting bracket kit
Fuses
Key assign stickers

Accessories

SM-25 Desktop Microphone
OPC-617 Accessory Cable
HM-100TN DTMF Microphone
SP-10 External Speaker
SP-5 External Speaker
SP-22 External Speaker
UT-105 Provides SmarTrunk II™ capabilities.
UT-108 Provides DTMF decode and ANI capabilities.
UT-109 (Ver. 02) Provides operating security. Up to 32 scrambling codes are available. The scrambling system is not compatible with the UT-110.
UT-110 (Ver. 02) Provides higher operating security. Up to 1020 (255 codes × 4 groups) scrambling codes are available. The scrambling system is not compatible with the UT-109.
UT-111 Provides LTR® trunking capabilities.

Manufacturer's Catalogs and Guides:

These files contain information about the available products from the manufacturer. If you need something that is not on our website, please contact us. We will help you purchase the desired product at a low price.

Land Mobile Equipment Catalog

Published Date: August 2025

Marine Equipment Catalog

Published Date: August 2025

Avionics Equipment Catalog

Published Date: August 2025

Network Equipment Catalog

Published Date: August 2025

Amateur Equipment Catalog

Published Date: August 2025

Professional Two-Way Radios

Wide range of two-way radio platforms from analog, digital, wireless LAN, LTE to satellite

Marine Two-Way Radios

Check out Icom's 2024 Marine product catalog. Featuring everything from the M85UL to the M803, Icom has you covered

Aviation Two-Way Radios

Whether you're in the air or on the ground, trust Icom to keep you in touch before flight

Icom Amateur HAM Radio Product Catalog 2023

HAM Radios and Receivers

See how Icom leads the way in digital ham technology with the latest DSP and D-STAR radios

Icom America Inc. designs, engineers, and manufactures wireless radio communications equipment and products for marine, avionics, land mobile, and wide-band receiver industries. The company offers amateur radios, including base stations, mobile, handheld, D-Star, and receivers; avionics, including handheld mobile and panel mount; mobiles, including IDAS, P25, network/RoIP, and data/HF; and handheld devices for marinas, large yachts, and various commercial vessels. It also provides custom-build and off-the-shelf radio systems. The company serves federal, state, and local government agencies.

The Icom logo is a registered trademark of Icom Inc.

Last Viewed Items:

F521 10 B

IC-F521 VHF mobile radio, 136-174 MHz, 50W, 256 channels with Microphone (HM-100N), mounting bracket, power cable & owners manual. Radio installed in ASTSS12IC base station power supply

ABY-FNB12-H6

NiMH, 12V@600 mAH. Replacement for FNB-12 battery

M101-150-3TR19-M100

3 CH VHF COMBINER 19X72 IN RACK

TPRCD-1454F

FOLDED PASS/REJECT DUPLEXER ON PANEL

TWPC-4507-3

400-512 MHz 3-Cavity Bandpass Filter, 7 inch, 350W, N-Female Connector

L-1609

Portable KCT-57MS Installation (for FleetSync®)

KTI-4M

NEXEDGE™ Telephone Interconnect Adaptor