[Premium-Rx] FS: HF RECEIVER MULTICOUPLER (FROM DRAKE7-LINESTATION)

[Clemens Paul]

Hello Michael,

>A resistive delta or splitter can be built even
> more cheaply for the cost of 3 resistors, 3 BNCs and a small metal box.

This is really a cheap solution, but also in terms of performance.
3dB more loss than a 3dB hybrid splitter and what is much more important,
the resistive splitter has a poor port isolation of only 12dB while a good
3db hybrid splitter/combiner offers ~35dB.

73
Clemens
DL4RAJ

----- Original Message ----- 
From: "Michael O'Beirne" <michaelob666 at ntlworld.com>
To: "PREMIUM-RX" <premium-rx at mailman.qth.net>
Sent: Monday, April 23, 2012 10:29 PM
Subject: Re: [Premium-Rx] FS: HF RECEIVER MULTICOUPLER (FROM DRAKE7-LINESTATION)


>
> Gents
>
> One hates to be picky but a receiver splitter (also called a hybrid combiner
> when used in the reverse direction) can often be found surplus at rallies on
> this side of the Pond for around 10 - 15 UK Pounds made by the likes of
> Mini-circuits and Hatfield.  A resistive delta or splitter can be built even
> more cheaply for the cost of 3 resistors, 3 BNCs and a small metal box.
>
> 73s
> Michael
> G8MOB
>