[Elecraft] KX2 speaker/headphone question

[Nr4c]

I think that speaker is very sharp so the frequency of the audio sidetone must be very exact. 

Sent from my iPhone
...nr4c. bill


> On Feb 6, 2017, at 9:05 PM, stan levandowski <sjl219 at optonline.net> wrote:
> 
> No,Peter, it "acts" like a filter to focus on CW frequencies between approx 500 to 700 Hz while downplaying higher frequency noise.  Good stuff available via Google and Youtube and page 43 of current QST 
> 73, Stan WB2LQF
> 
> 
>> On Mon, Feb 06, 2017 at 09:01 PM, Peter Lambert wrote:
>> 
>> G'day,
>> 
>> CW resonant speaker ? - does it have a filter in it ?
>> 
>> If the frequency is significantly different to the KX2's filter it would explain the extremely low volume.
>> 
>> 73's Peter VK4JD
>> 
>> -----Original Message-----
>> From: Elecraft [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of stan levandowski
>> Sent: Tuesday, 7 February 2017 11:48 AM
>> To: Elecraft at mailman.qth.net
>> Subject: [Elecraft] KX2 speaker/headphone question
>> 
>> Hi folks.  I need some assistance.  Is the KX2's headset jack "padded" to protect hearing?
>> 
>> I'm asking because I built the "CW Resonant Speaker" in the current QST and it works great but the volume is so low that  it's unusable.
>> 
>> 
>> Do I have to take the speaker output directly off the KX2's speaker terminals to get more volume?
>> 
>> 
>> Thanks and 73,
>> Stan WB2LQF
>> 
>> 
>> Sorry for the bum post; fat fingers!!
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