ANTENTOP is FREE e- magazine, devoted to antennas and amateur radio. Antentop Magazine devoted to Antenna Theory and Practice, Operation in the Air, Practice of the Ham Radio. However the magazine will be useful to all who involved in radio communications. Antentop is published at http://www.antentop.org. It is a hard copy of the magazine. CONTENTS of ANTENTOP 01 2007Antenna TheoryPolarization and Related Antenna Parameters :HF- Antenna PracticeBA- Butterfly Antenna: UR5WCA Balcony Antenna for 7, 10 and 14 MHz: Circle Antenna: Receiving AntennasMystery of the Broom Antenna: UHF AntennasJ-Pole Antenna for 433 MHz: Antenna 'Triplet Quad' for 433 MHz: VHF Antennas144-MHz Antenna for Satellite Communication:SIMPLE KEYSSimple Iambic Key on PIC16F628A:TRANSCEIVERSTube - Semiconductor Transceiver (TST): RECEIVERSSimple SWL HF- VHF Receiver: PROPAGATIONLong Delay Echoes: Time Warp:QRP HomebrewerKey for K1:Free e- bookQRP Transceivers and PAs from Accessible Parts: DX Reception:HISTORYRAEM/mm Is My Callsign: Application for HF- VHF radio amateur station:Old EquipmentRussian Receiver R- 311: Russian Receiver R- 326:Useful DataTV Channels and Frequencies: FM Radio Channels and Frequencies: One Coil Loop: Inductor Data: Lightning Tank Calculator: Capacitor Code: Inductor Color Code:

Antentop is Free E-Magazine devoted to antennas and amateur radio

ANTENTOP is FREE e- magazine, devoted to antennas and amateur radio. Everyone may share his experience with others hams on the pages. Antentop is published at http: //www.antentop.org. It is a hard copy of the magazine