There is a good example of Mini-whip V 40 ft end fed vertical , db levels are the average over 32 mins , so that would tend to give a realistic evaluation , as opposed to peak , which would reflect o
Can anyone advise, from actual use, how well a Wellbrook loop works on 136 and 472kHz RX ? The excellent OIP2 and OIP3 figures and directivity suggest one could be very useful. 73s Roger G3XBM
Can anyone advise, from actual use, how well a Wellbrook loop works on 136 and 472kHz RX ? The excellent OIP2 and OIP3 figures and directivity suggest one could be very useful. 73s Roger G3XBM -- ht
Can anyone advise, from actual use, how well a Wellbrook loop works on 136 and 472kHz RX ? The excellent OIP2 and OIP3 figures and directivity suggest one could be very useful. 73s Roger G3XBM -- htt
Hi Roger I use a Wellbrook Loop type ALA1530 (MW/HF) mounted 1m off the ground and a PA0RDT mini-whip mounted about 7m above ground. Sometimes the loop wins other times the miniwhip. The miniwhip is
Pete, I have that book and have found it useful. However, apart from the academic arguments (we are trying to arrive at a definition for the word antenna, I think), I still prefer simply getting on w
Many thanks Dennis. 73s Roger On 5 Jul 2013, at 17:26, DENNIS EASTERLING <[email protected]> wrote: Hi Roger I use a Wellbrook Loop type ALA1530 (MW/HF) mounted 1m off the ground and a
There is a good example of Mini-whip V 40 ft end fed vertical , db levels are the average over 32 mins , so that would tend to give a realistic evaluation , as opposed to peak , which would reflect
Hi Pete , though it was too quiet ... May be it uses spread spectrum techniques to enhance the profit known as the spreading gain But ... Gary uses Mini-whips for his grabber and I use two 20 ft allo
