Return-Path: Received: (qmail 19417 invoked from network); 29 Sep 1999 10:48:22 +0100 Received: from unknown (HELO magnus.force9.net) (195.166.128.27) by guiness.force9.net with SMTP; 29 Sep 1999 10:48:22 +0100 Received: (qmail 30215 invoked from network); 29 Sep 1999 09:47:20 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by magnus.plus.net.uk with SMTP; 29 Sep 1999 09:47:20 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.02 #1) id 11WG5m-00042Y-00 for rsgb_lf_group-outgoing@blacksheep.org; Wed, 29 Sep 1999 10:32:06 +0100 Received: from mail04.hostcenter.com ([195.186.64.57]) by post.thorcom.com with smtp (Exim 3.02 #1) id 11WG5k-00042T-00 for rsgb_lf_group@blacksheep.org; Wed, 29 Sep 1999 10:32:04 +0100 X-Priority: 3 X-MSMail-Priority: Normal Received: from www303.hostcenter.com (195.186.64.84) by mail04.hostcenter.com (RS ver 1.0.5) with SMTP is 2147426172 for ; Wed, 29 Sep 1999 11:31:40 +0200 (MDT) Message-ID: <37F1E090.CAAD99B4@phonakcom.ch> Date: Wed, 29 Sep 1999 11:49:04 +0200 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 From: "Toni Baertschi" Organization: Phonak Communications AG X-Mailer: Mozilla 4.61 [en] (WinNT; I) X-Accept-Language: en,de-CH,fr MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org Subject: Re: LF: re Vaino's rx findings and my thoughts References: <005301bf09f3$faa232e0$223163c3@default> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 8bit X-Loop-Detect: 1 Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: >>From HB9ASB, JN36pt I've also tried the AOR 7030 and it is - from the performance side - a very good receiver (I would never buy it because of the design and operation concept). But a 500Hz filter is to wide for LF. Whenever you can, you should fit a 250Hz or narrower filter in a receiver for serious LF work. I also recommend the use of an additional narrow Audio-filter. 73 de Toni PS. The R-75 seems to be interesting for LF, has anybody already some experience?