SMWTMS is the Detroit Area's Audio Construction Society. Meetings occur on
the second or third Saturday of odd numbered months. There is a door charge
of $5. Meetings are announced in the club publication named, LC, The SMWTMS
Network.

For information on the club, visit the SMWTMS Web Site at:
http://provide.net/~djcarlst/smwtms.htm

For directions to this meeting send complete snail address with phone to



171 ST SMWTMS MEETING DETAILS

DATE: Saturday September 20, 2003

TIME: 2 PM Until ?

FORMAL MEETING: After the Autosound Contest (about 4 to 5 PM)

COHOST: Fred Bruflodt

HOST: DLC Design, 47677 Avante Dr., Wixom MI 48393, (248) 305-5534

*** DOORS OPEN at 10 AM for autosound system tweaking and measurements ***

AUTOSOUND TWEAKING: DLC Design autosound measurement equipment will be
available starting at 10:00 AM for any member who wishes to make
measurements and adjustments prior to the contest. Tuning will be in the
West Bay of DLC Design.

PROGRAM: AUTOSOUND CONTEST XXI: MARTIN MARTH AUTOSOUND PRIZE:

AUTOSOUND CONTEST JUDGING: Judging will be in the DLC Design East Bay. As
in recent years the contest the judge will be objective. Cars will be
judged solely on PTF (Perceptual Transfer Function) measurements. PTF
includes, tone balance frequency response, maximum SPL, maximum bass SPL,
and Spatial Rendition. A points system will produce the final sco 5
points Tonal Balance; 5 points Soundstage; 0.1 point/dB for SPL over 100
dB SPL @ 10 % distortion; 0.1 point/dB for 40 to 100 Hz average SPL over
100 dB @ 10 % distortion; 0.1 point per Hz for extension below 40 Hz (-6dB
from target). Prizes will be funded from the proceeds of the SMWTMS Martin
Marth Auction.

AUTOSOUND CONTEST RULES: The autosound contest rules are unchanged. The
rules a 1) No charge for entering the autosound contest; 2)
Non-members must join SMWTMS for 2003 to enter the autosound contest; 3)
Frivolous entries may be rejected by the judges; 4) Time permitting,
tuning for best PTF score may be attempted.

SIDE SHOW: DLC Design repeats the traditional offers to DUMAX woofers and
to help equalize systems with PTF.

SIDE SHOW: Natan Budiono of Pioneer will bring his IASCA winning car
system. He will tell us how he built it to win.