Search found 843 matches

by ivahri
Sat Jun 06, 2009 5:41 pm
Forum: Post Your Shack/Installation/Antennas
Topic: Base Station Antenna Help?!?!
Replies: 6
Views: 1804

Re: Base Station Antenna Help?!?!

Alex & all, This might be resurrecting a "dead" issue but I wondered why no-one had thought of using a couple of side-mounted dipoles for this purpose? A pair of dipoles phased would give you 3dBd, and you can get dipoles that cover 400-520MHz at better than 1.5:1. A colinear is inherently narrow ba...
by ivahri
Wed Jun 03, 2009 8:49 pm
Forum: NSW Government Radio Network
Topic: Unhappy Digital User - Mothballs System
Replies: 2
Views: 496

Re: Unhappy Digital User - Mothballs System

Ancient history. I grow tired of people who irrationally bag digital radio, particularly P25 in the US. There is no perfect solution to anything- I have known enough stuffed analogue systems to realise that bad design is bad design, and trying to fit square pegs in round holes doesn't work. But you ...
by ivahri
Tue Jun 02, 2009 8:39 am
Forum: NSW Government Radio Network
Topic: Expansion to Tumut
Replies: 2
Views: 488

Re: Expansion to Tumut

Longreach,

They were on the PMR but using their XTS3K handheld which doesn't currently send ANI.

Cheers,


Richard