They make them still.
----- Original Message -----
From: "Jim Gammon" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Friday, August 09, 2013 6:33 PM
Subject: Re: Experience with Noise Bridges?
> Ok, thanks Howard, I appreciate your information. Will have to
> check with HRO to see if they even make them now. 73, Jim WA6EKS
>
> ----- Original Message -----
> From: Howard Kaufman <[log in to unmask]
> To: [log in to unmask]
> Date sent: Fri, 9 Aug 2013 17:29:33 -0500
> Subject: Re: Experience with Noise Bridges?
>
> I used an old noise bridge 30 years ago. It was very accurate
> with a deep
> null at the resonant point. You couldn't transmit through it and
> it had RCA
> jacks. I imagine they are better now.
>