oil city

Matching Coil Adjustment - There is a specific procedure which must be followed if proper adjustment of a shunt matching coil is to be achieved.

Loading Coils for 136 kHz - This page starts by showing how to make loading coils for LF, and goes on to describe two of the loading coil assemblies used to resonate the experimental vertical antenna used at GW4ALG.

The Short Dipole Using Coils  ^new - A very popular method of making a short dipoles resonate at a given frequency. This type of antenna is suitable for single band, narrow bandwidth use.

A Variable Base-Loading-Coil - A Variable Base-Loading-Coil for use under a HF Mobile Whip

160m mobile coil - 160m Coil design for a mobile antenna by N3QO

Homemade Loaded Coil Dipole - Homemade Loaded Coil Dipole ( w8010 diamond ) for 10, 15, 20, 40 and 80 meter

2M Aluminum Slim Jim Antenna - Slim Jim Design and Theory and construction detaoils

MetroCor - Northern New Jersey, New York City/Long Island and Westchester County frequency coordination

New York City Long Island Section - ARRL division New York

New York City Amateur Radio Emergency Communications Service NYC-ARECS - New York City Amateur Radio Emergency Communications Service (NYC-ARECS) is a NYC based auxiliary communications service. The organization is made up of amateur radio operators who are trained and dedicated to providing radio communications for governments, civil-preparedness and relief agencies during periods of local, regional, or national civil emergencies. This may include situations such as power failures, explosions, fires, floods, earthquakes or terrorist activities. NYC-ARECS is a participant in the NYC Office of Emergency Management (OEM) Partners in Preparedness program and a member of DHS FEMA's National Preparedness Coalition.

Rowan Amateur Radio Society - Located in Salisbury NC, the county seat and largest city within Rowan County

Live police scanner - Illinois - Pekin City and Tazewell County illinois, Police and Fire alert and message feed

Yakima Washington Police Scanner - Upper Yakima County and City Police and fire scanner

ScanAnderson.com - Anderson Indiana Online Public Safety Scanner - ScanAnderson.com, Serving the City of Anderson, Indiana with Online Public Safety Radio Scanners Available 24 hours a day. Listen Live to the Action

Oklahoma Police Scanner  ^new - Listen to Oklahoma city police scanner, oklahoma, moore ok county.

New York City Area Repeater Directory - 144/220/440 repeater directory centered on New York City

Coil32 Priority listing - Coil32 is a free coil inductance calculator, that allows to calculate: single layer and multi layer air core coils, toroidal air core coils, inductors on ferrite rings, in pot core, flat coils on the PCB, and also LC resonance parameters. The program have additional plugins to calculate another kinds of coils. The application is free for usage and distributing.

Single-layer Coil Inductance and Q Calculator - This calculator ask as input diameter, lenght turn and frequencu and will return L and Q

Winding coils - winding coils for construction project

Lightning Protection - About Lightning Protection by Solacity Inc

Grounding on lightning protection - A good ground is very important, maybe the most important thing, in mitigating lightning damage

Grip Dip Oscillator - Originally eveloped by I1FLC, uses seven plug in coils covering 3.0 to 30Mhz in a Colpitts oscillator circuit.