thank you for your measurements, especially in comparison to the NDBs around
me. i need to confirm the ERP of the NDBs so I can confirm my own ERP. I
made a measurement myslf and it seems that instead of the calculated ERP I
only have less than 1 W ERP with 130 Watt output.
Geri, DK8KW / DI2BO
----- Original Message -----
From: "Roelof Bakker" <[email protected]>
To: <[email protected]>
Sent: Saturday, May 13, 2006 12:18 PM
Subject: LF: Re: DI2BO now on 440.040 kHz -- update May 7, 2996
> Hello Geri,
> The band is nice and quiet at the moment.
> I have checked the following stations you mentioned in your e-mail of May
> The signal strength is noted relative to DI2BO's signal.
> Time 10:00 UTC, local noon.
> Braunschweig, BRU, 427 kHz, no copy
> Celle, CEL, 311 kHz, no copy
> Hannover, HA, 320 kHz, 440 km, on carrier at 420.000 kHz + 10 dB
> Wunstorf, WUN, 419 kHz, 416 km, on upper sideband 420.039 kHz - 10 dB
> Hannover, HW, 358 kHz, no copy
> Hannover, HAE, 332 kHz, 424 km, on upper sideband 333.021 kHz - 2 dB
> Bï¿½ckeburg, BYC, 368 kHz, 388 km, on lower sideband, + 4 dB
> The signal of DI2BO is 15 dB over my noise floor.
> All stations suffer from fast QSB +/- 0.5 dB.
> Receiver: W & G SPM-30, bandwidth 24 Hz
> 20 dB tuneable pre-amplifier
> Antenna: pa0rdt-Mini-Whip, 5 metre up.
> Roelof Bakker, pa0rdt