Re: [Elecraft] K3 TXEQ

2010-01-01 Thread Julian, G4ILO



Arie Kleingeld PA3A-2 wrote:
 
 I wouldn't tailor anything with such cartridges.
 The HC4 and 5 are carefully tailored already by Heil. That's one of the
 reasons why people by them.
 
 

But Heil themselves state: To achieve maximum audio quality it is important
to adjust the DSP settings of your transmitter when using Heil microphones.
( http://www.heilsound.com/amateur/settings/index.htm )

-
Julian, G4ILO. K2 #392  K3 #222.
* G4ILO's Shack - http://www.g4ilo.com
* KComm - http://www.g4ilo.com/kcomm.html
* KTune - http://www.g4ilo.com/ktune.html

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[Elecraft] K3 TXEQ

2009-12-31 Thread Bob Wehking
I am using a Heil Gold Line microphone with a HC4  a HC5 cartridge.
Does anybody have TX EQ setting that they have used with these mic
cartridges. I know that EQ needs to be tailored for one's actual voice.
 
Bob
WB8DDI
 
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Re: [Elecraft] K3 TXEQ

2009-12-31 Thread Arie Kleingeld PA3A
Well,

I wouldn't tailor anything with such cartridges.
The HC4 and 5 are carefully tailored already by Heil. That's one of the
reasons why people by them.

73 and HNY

Arie PA3A





-Oorspronkelijk bericht-
 
Onderwerp: [Elecraft] K3 TXEQ

I am using a Heil Gold Line microphone with a HC4  a HC5 cartridge.
Does anybody have TX EQ setting that they have used with these mic
cartridges. I know that EQ needs to be tailored for one's actual voice.
 
Bob
WB8DDI
 

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Re: [Elecraft] K3 TXEQ

2009-12-31 Thread Ralph K1ZZI
This was explained to me recently by an audio engineer.  We don't want to
waste energy transmitting sounds below about 300Hz.  It's ALL wasted energy
and it conveys no intelligibility.  There's a lot of trash below 300Hz,
room noise, fan noise and breath pops etc. The recommendation is to set the
first two TX EQ octave bands (50Hz and 100Hz) for maximum cut @ -16dB and
set all the other bands flat @ 0dB.  It works FB for me.  The reports 
are good.

Ralph K1ZZI

Date: Thu, 31 Dec 2009 11:43:18 -0500
From: Bob Wehking rwehk...@cinci.rr.com
Subject: [Elecraft] K3 TXEQ

I am using a Heil Gold Line microphone with a HC4  a HC5 cartridge.
Does anybody have TX EQ setting that they have used with these mic
cartridges. I know that EQ needs to be tailored for one's actual voice.

Bob
WB8DDI 
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[Elecraft] K3 TxEQ - frequencies and setting

2008-06-22 Thread Alexandr Kobranov

From K3 FAQ´s:

--

What are the band ranges in terms of AF frequency?

The bands are centered at 200, 400, 600, 800, 1200, 1600, 2400, and 
3200 Hz. We can easily change these if something else turns out to 
make sense.  Also note that TX EQ will be adjustable while in TX mode.

--

Mentioned possibilty of easy change of freq is very good message as it 
can be done sometime in futute better fitted for some typical data modes.

(WSJT mentioned and surely some others)

Thanks Elecraft ;-)

73!
Lexa, ok1dst
K3/10 #727



Lyle Johnson napsal(a):
Surely there is need for TxEQ - for example with WSJT mode to 
compensate different levels from souncard and possible filter 
influence for all tones to set equal power-out.


The TxEQ adjustment frequencies are set for voice operation.  They are 
the same setpoints as used in the W2IHY 8-band EQ.


They are probably not in the right places to compensate for whatever 
ripple might be in the subsequent crystal filters in the Tx Path.  Also, 
such compensation would change with USB/LSB operation, and is not easily 
observable by the operator of the Tx, so might not be straightforward to 
set properly.


Any mode that is designed for robust, or weak signal, HF data operation 
should have allowance for slight amplitude and phase variations, since 
that is a normal part of HF signal propagation.



I do not remember if TxEQ settings is stored via mode or not.


They are not, nor are Rx EQ settings, at present.

73,

Lyle KK7P

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