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From: MAKHO~eu.edu
Subject: BUYING CHROMATIC
Hello,
I like the sound of 270 and the response of it to my blow and draw. For
its valves. Moreover, it don't have the bright and "resonance" sound of 270.
. Does it havea wood comb or plastic comb. How is it compare to 270?
harmonica. I believe they are good Harmonica. But do they worth the price



DATE: Mon, 24 Oct 1994 18:26:33 CDT
From: Barry Schaede
Subject: Re: Blues Blaster Mic - Capacitor

version. I'm working on getting a spanner so that I casn remove that
tomorrow. I will report on the results of my quest then. FJM
DATE: Mon, 24 Oct 1994 19:08:03 CDT
From: Bruce Steinberg

re:
<...>
Pretty close. Had I seen the original post, I would have responded.

:frequency signals and a closed (or short) circuit to high frequencies.
said. Depending on any given resistance that is coupled with the capacitance

:either pass treble or lose treble.
pass ALL AC. It takes resistence to create a filter and that filter can
out the highs, leaving lows and mids, filter out the lows, leaving highs
mics end up with the cap and a volume pot wired as a band pass circuit. The
<...>
////////////////
Actually, while Rs and Cs can be used to make simple high- or
~can~ be used to create basic high- or low-pass filtering in the

circuit is the vector sum of its DC "resistance," plus something
resistance") provided independently by any C (or inductance, L)
measured in ohms (although they are always out of phase to some

frequency (1/2[pi]fC), so a given C has an infinite reactance to
effectively a dead short for very high frequencies -- even with

~lousy~ conductors at very low frequencies, but get "better" as

simplest and grossest possible low- or high-pass filter, either
only help to shape a more specific frequency response (as in

at least out of strictly passive components (i.e., no active amp
and Cs can only be combined passively (even in complex

that cap is really doing in the JT-30 :). B*
DATE: Mon, 24 Oct 1994 20:22:19 CDT
From: Bruce Steinberg



version. I'm working on getting a spanner so that I casn remove that
tomorrow. I will report on the results of my quest then. FJM
////////////////
Well, even if it were an artifact, that doesn't mean it wouldn't
protection, if the mike element were especially susceptible to RF
with affecting the audio impedance of the mike.
I was talking with James Harmon after a (hot!) gig at the newly
FJM; he is one of the most friendly, accessible people you'd
discussion on harp-l, and he laughed and said he sends out lots
time (see more below).
When I mentioned to him how impressively simple his set-up looked
pointed closer to a case sitting inconspicuously right under the

homebrew array of EQ and digital reverb electronics (to replace
around), he said its front end contains a custom transformer and
JT-30. He said that no one is using a JT-30 properly if they
impedance is way too high (perhaps another "artifact" of its PA

Winslow? Tim?), but I'd suggest that if anyone is qualified to
EQ, and its mystery cap :), it'd be James.
He is extremely technically qualified. He makes his own speakers
included!), having apprenticed for years to an old speaker master
all his gear.
(And BTW, for anyone who's feeling bad about not locating Ultimos
views on the ultimate supremacy of Marine Bands, or on just about