battery alarm

Ham Stack - Microcontrollers for many ham radio applications including repeater controllers, beacon transmitters, keyers, antenna switches, battery monitors, etc.

Zetagi  ^pop - Zetagi amplifiers, accessories, power supplies, microphones, SWR and power meters, battery charges

Aventrade - Radio battery store with online catalog, Yuasa Battery, NiMH Battery, UPS Battery, BB Battery, Luxeon LED Flashlight, Charger, Battery Pack, Battery Adapter, APC Battery, LED Flashlight, CR123A, Rechargeable Battery

Mueller Electric - Alligator Clips – Mueller Electric Company is a leading provider of automotive clips, battery clips, test leads, patch cords, banana jacks and Fluke accessories.

Duracell DR36 battery to the FT 817 - The Duracell DR 36 laptop battery can be easily find and supplies 12 volts X 4 amperes. The main advantages on this system are, the weight, size, quick battery changing and no stress to the FT 817 power connector by PY1AHD

A better battery pack for FT-817 - An interesting alternative to the standard Yaesu FT-817 battery pack by GM1SXX

Yaesu FT-857 description - The FT-857, the world's smallest HF/VHF/UHF mobile transceiver, provides base station-type performance from an ultra-compact package that's ideal for mobile or external battery portable work.

NovaLynx Corporation - "Instruments & Systems for Weather & Water Monitoring; weather stations, wind alarms, sensors for wind speed, wind direction, precipitation, temperature, relative humidity, barometric pressure, solar radiation, evaporation, rain & snow gauges, lightning detection."

Wind Watcher Warning Systems - High wind warning system, programmable, gives progressive series of alarms at three windspeed thresholds. Can be building-mounted or made portable for storm spotters, chasers, etc. Totally unique system!

Batteries and gadgets - Your source for weather radios, communication headsets, 14 channel radios, M&M groovy radios, smithsonian crystal radio and weather station kits, line restrictors, antennas,ham radio accessories, and battery products.

Northern Electronics, Inc. - Offers 2 way commercial radios to public safety, fire, police. Also has battery database

Airtime Battery - Batteries for most two way radio applications

Battery Universe - Batteries for 2-way radios two way radio laptop camcorder UPS and more. Purchase batteries for your laptop two way radio ups digital camera from Battery Universe.

TNR Technical, Inc. - Batteries online store

NiCad Lady - Radio Battery - The NiCd Lady Company has been in the business of assembly and distribution of batteries since 1994, supplying government, industry and retail with a wide variety of batteries, and production of assembled products.

The Battery Station - Lithium Lead NiMH NiCad Ion batteries

Battery Connection - Batteries and chargers

CutRate Batteries - CutRate Batteries supplies fully compatible, after market battery packs for two-way radios and barcode scanners. Our products are guaranteed to work with Motorola, Kenwood, Yaesu, Vertex, Icom, Telxon, Intermec, LXE and PSC two-way radios and barcode scanners.

BatterySpace.com - Batteries dealer in USA

NTX Communications - Communications Equipment and Accessories dealer for Icom,Kenwood,Yaesu,Maha,Maxrad,DB Products,Larsen,Pryme,Premier,Times Microwave,Battery Tech,Maxon,Cobra,Handspring

DXCluster for iPhone  ^updated - DXCluster let you know in real time who is on the frequencies and where it was listened the last time. It let you create filters to only see which frequency/CQ Zone/ITU Zone and/or Country and after that you can have an alarm corresponding to a specific Zone or a specific country that raise a popup

Batteries - some thoughts - What sort of batteries when operating mobile, choosing proper battery technology

9v Battery Charger - Improved 9.6V compact fast charger project by AD5X

Fuse Those Batteries - The proper way to fuse the 12 VDC power cable between a battery and a mobile radio.

A Pb Battery Recharger - The starting idea was to build a battery charger for Pb battery used in car and moto...