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Re: [Orion] [orion565] new firmware

To: "Grant Youngman" <nq5t@comcast.net>, <orion565@yahoogroups.com>,<orion@contesting.com>
Subject: Re: [Orion] [orion565] new firmware
From: "Ron Castro" <ronc@sonic.net>
Reply-to: Ron Castro <ronc@sonic.net>
Date: Thu, 27 Apr 2006 18:09:41 -0700
List-post: <mailto:orion@contesting.com>
No significant difference in the frequency response from previous versions.

I'm not sure the Mon is supposed to work in AM.  Did it work in version 1 on 
the original Orion?


----- Original Message ----- 
From: "Grant Youngman" <nq5t@comcast.net>
To: <orion565@yahoogroups.com>; <orion@contesting.com>
Sent: Thursday, April 27, 2006 2:43 PM
Subject: Re: [Orion] [orion565] new firmware

>> v2.033 posted for Orion II addressing:
>> Increased level of rear panel line output Fixed TUNE serial
>> port command.
>> Modified Speech Processor gain limits.
>> Modified Transmit Gain Control for voice modes.
>> Modified the scaling, interpolators and coefficients for the
>> Transmit EQ controls.
>> Increased Tx level in SSB mode.
> That's probably all well and good.
> However, the basic transmit frequency response has not been altered
> substantively in 2.033.  The low frequency control in the SSB menu 
> indicates
> 50-300 Hz.  I checked the actual range just a couple of minutes ago 
> (hoping
> for good numbers), but it measures at about +/- 200-400 Hz at -6dBu.  So
> none of this TX EQ tweaking has taken care of the basic issue with reduced
> low end response in II/v2, or the fact that the MENU item for this bears 
> no
> relationship to reality.
> Also, MON is still broken in AM mode.  It was broken when the II was first
> released.  After eight update releases it remains broken.
> Grant/NQ5T
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