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Automatic motorized pan and tilt heads.Automatic motorized pan and tilt Joystick controller.
Pan and tilt head.1
Automatic motorized pan and tilt heads.
360 Degree pan and tilt head. Complete kits.
Wired or wireless remote controls.
Motorized Panhead automatically follows as you move!
Indoor motorized pan & tilt system, with motor and wired joystick remote control.Wired Joystick Remote Control with 22 feet of cable.

Small camera. 0.22 inches in diameter.
Video Inspection Cameras2
Video Inspection Cameras, submersible,
Micro size 0.22-inch diameter & up, with headlights.
Real time video inspection of hard to reach locations.
Plug and play, easy to use, weatherproof.
Video Snake Color Inspection System with DVR

Weatherproof Rapid motion Pan Tilt Zoom, Night and Day, Outdoor Color Camera System with controller, Infrared Illuminator, cable & power supplies. See in complete darkness up to 300 feet.

Button to go to Weatherproof Rapid motion Pan Tilt Zoom, Night and Day, Outdoor Color Camera System with controller, Infrared Illuminator, cable & power supplies. See in complete darkness up to 300 feet. 3
Pan Tilt Zoom, Color Camera System.
See in complete darkness up to 1,600 feet.
Thermal, Laser, Rapid motion, Complete kits.
Night and Day,Weatherproof.
Controller, Infrared Illuminator, cable & power supplies.

Thermal Color Camera System, See in complete darkness up to 7,200 feet = 1.4 Miles!

Hum filters Eliminates video bars on video images. The Best price with BNC or S-Video connectors.
Hum filters Eliminates video bars on video images.4
Hum filters Eliminates video bars
Ground loop problem solver, hum eliminators.
Ground loop isolation transformers & chokes.
For CATV, Video and Audio.
The Easiest to use. Simply place it on the end of your power cord.  Ground loop problem solver, hum eliminators.
Video Hum Bucker Premium To fix one video signal with BNC connectors.
Hum filters Eliminates video bars on video images.  CATV Filters.

Matrix switchers. 8 x 8 Stereo Audio and Video Matrix Switcher.  Send A/V signals from any of the inputs to any (or all) of the outputs.
Matrix switchers. 4 x 4 Stereo Audio and Video Matrix Switcher.  Send A/V signals from any of the inputs to any (or all) of the outputs.

Video monitors Color 1" to 7" Service Monitors.
Cameras and monitors.6
Color Video monitors
1", 3.5", 4", 5.6" and 7" Monitors and service monitors.
Service monitors.

Audio & Video Distribution amplifiers, VDAs
Audio & Video Distribution amplifiers, VDAs7
Audio & Video Distribution amplifiers, VDAs
One audio & video in and many audio & videos out.
Stereo Audio, Color and black & white. Video Only.
Video Distribution amplifiers,

Rechargeable battery 12 VDC, Shoulder and belt pack

Rechargeable battery 8
Rechargeable battery
12 VDC,7.2 Amp hours, A small, high performance battery, Cigarette Jack Connector, fuse, shoulder strap, and a belt loop.

Battery kit

CATV FAQ's.arrow
CATV FAQ's.9
CATV channel chart
Video frequencies. Signal to noise ratio chart.
Signal strength and picture quality nomograph.
symbol

Wireless FAQ , tips for getting much more  range out of your audio & video transmitters.
Wireless FAQ's10
Wireless FAQ
Tips for getting much more
range out of your audio & video transmitters.
trees
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Since 1971, UHF Associates & 21best.com has been committed to providing quality products and services to professionals and consumers, contractors, dealers, retailers, systems Integrators, Business-To-Business (B to B), distributors and original equipment manufacturers (OEMs).
Our goal is to deliver the best possible combination of products, service and pricing. We are committed to continually offering our customers a variety of quality products at low prices. We pride ourselves on offering honesty, value, fast service and customer satisfaction, along with technical information and friendly customer service. We offer a
"No Hassle Return Policy". Our best source of new business is from customer referrals.
W3C Markup Validator
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