The transmitter is home made and has a 4-250 tube low voltage and about 100 watts output. Antenna is an inverted L with a top wire about 400 feet long. The vertical section is about 60 feet. (This text was sent by VX9ZZZ and received at VX9MRC on 504 kHz 2212 UTC 2 November 2009) 7 Nov. 09. Report from Jack on 504 kHz: he 'finally worked EI0CF' today. The resonant freq of his antenna was lowered by ice build up.