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Search: Posts Made By: G8JQW
Forum: Receiver Modifications 12-04-2006, 11:36
Replies: 5
Views: 12,643
Posted By G8JQW
Hi Saulius Thanks for posting the links - I've...

Hi Saulius

Thanks for posting the links - I've never seen a breadboard for valve technology before!

73, Roger
Forum: Receiver Modifications 07-01-2006, 17:00
Replies: 5
Views: 12,643
Posted By G8JQW
EL95 valve receiver

Hi

Is anyone using this EL95 valve receiver design for DRM ?

http://www.b-kainka.de/bastel100.htm


73s, Roger
Forum: General Topics 06-01-2006, 17:19
Replies: 305
Views: 132,216
Posted By G8JQW
Iíve found out that the RD2 is indeed...

Iíve found out that the RD2 is indeed manufactured by Sangean but the RD20 is manufactured by Otaki. Morphy Richards designed DRM radio is manufactured by Korean company Cenix. All of these are using...
Forum: General Topics 23-12-2005, 17:09
Replies: 305
Views: 132,216
Posted By G8JQW
yes that's possible, but Sangean denied that the...

yes that's possible, but Sangean denied that the unit that Roberts Radio was evaluating was manufactured by them :confused:

73 ... Roger
Forum: General Topics 23-12-2005, 16:37
Replies: 305
Views: 132,216
Posted By G8JQW
I doubt it - Roberts Radio haven't decided...

I doubt it - Roberts Radio haven't decided whether to manufacture using the RS5000 module, they have cited to me previously the fact that there are no UK DRM stations as Ďthe biggest problemí.


73 Ö...
Forum: Reception Results - Recent Posts 21-01-2005, 15:13
Replies: 1,501
Views: 240,456
Posted By G8JQW
lol :D:D

lol :D:D
Forum: General Topics 20-09-2004, 11:17
Replies: 60
Views: 26,459
Posted By G8JQW
That's not how DRM works. DRM is a multi-carrier...

That's not how DRM works. DRM is a multi-carrier system, there is little correlation between the spectrum that the DRM signal occupies and the bandwidth of the received audio.

By allocating a double...
Forum: General Topics 20-09-2004, 08:56
Replies: 60
Views: 26,459
Posted By G8JQW
double channel

Hi All

I believe that medium wave DRM stations will want go to double channel for two reasons.

There isn't the pressure on medium wave frequencies (at least in the UK) as suggested. All of the...
Forum: General Topics 17-09-2004, 13:54
Replies: 60
Views: 26,459
Posted By G8JQW
Hi I noticed that the USB receiver does not...

Hi

I noticed that the USB receiver does not support 18/20 kHz but it has the DRM logo on it. To use this logo it seems that a receiver does not have to conform to the DRM ETSI standard only that the...
Forum: General Topics 02-08-2004, 12:51
Replies: 307
Views: 124,797
Posted By G8JQW
@ tactis-ms Iím also getting the same first...

@ tactis-ms

Iím also getting the same first block of errors as you. I guess that the ďupdate faad2 include filename and functionĒ errors was caused by you copying both faad.h and neaacdec.h from the...
Forum: General Topics 29-07-2004, 07:47
Replies: 307
Views: 124,797
Posted By G8JQW
Hi All A DRM signal is just wideband noise to...

Hi All

A DRM signal is just wideband noise to the receiver. It is the amplitude of the AM interferer that will influence the agc more than the DRM signal and this can have a detrimental effect on...
Forum: General Topics 27-07-2004, 14:57
Replies: 307
Views: 124,797
Posted By G8JQW
DRM filters

Hi

I may have missed something but I donít see how having a notch or bandpass filter improves DRM reception. :confused:

Removing an interfering AM signal might make a difference for agc but the DRM...
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