Shure WL93 User Guide

4
OVERALL DIMENSIONS
FIGURE 5
0.23 IN.
(5.84 mm)
0.24 IN.
(6.10 mm)
0.37 IN
(9.4 mm)
0.15 IN.
(3.81 mm)
(1–1/16 IN.)
27 mm
98.8 mm
(3–29/32 IN.)
18.8 mm
(3/4 IN.)
SM93 PREAMPLIFIER
SM93/WL93 MICROPHONE
SM93 PREAMPLIFIER
PRINTED CIRCUIT BOARD
FIGURE 6
SM93 PREAMPLIFIER CIRCUIT DIAGRAM
4.1V
86B429
D1
R2
C
C3
1
3
2
P1
L1
2
C4
.6V
.1V
.05V
3.5V
D2
86A415
Q1
86A348
R1
R6
C5
33K
Q2
86A350
150 pF
24K
R5
62K
150 pF
C8
18K
R7
C7
1.9V
.1V
B
C6
R4
360K
.047,5%
33X6.3
.047,5%
.05V
BRN
C2
C1
L2
3
1
150 pF
150 pF
YEL
GRNBLK
R3
WHT
1. ALL RESISTORS 5%,1/8 WATT, UNLESS OTHERWISE SPECIFIED.
A
NOTES;
POLARIZED CAPACITORS SHOWN IN
µF X VOLTS.
AND 50 VOLTS OR MORE UNLESS OTHERWISE SPECIFIED.
2. ALL NON–POLAR CAPACITORS IN
µF, TOLERANCE 10%
T1
D.C. VOLTAGE
A.C. VOLTAGE
A.C. VOLTAGE MEASURED WITH 1 MEG INPUT VOLTMETER. VALUES
3. D.C. VOLTAGES MEASURED WITH 11 MEG INPUT VOLTMETER;
4. THE FOLLOWING SYMBOLS DENOTE:
CASE GROUND
CIRCUIT BOARD GROUND
SHOWN ARE TYPICAL AND MAY VARY +20%.
1
3
2
RED
BLK
GRN
4
P2
5. NO COMPONENTS USED AT LOCATIONS R1, R3, C4.
90B8274A–1
FIGURE 7
The Sound of Professionals...Worldwide
R
Shure Brothers Incorporated
222 Hartrey Avenue, Evanston IL 60202-3696
www.audiovias.com

Shure WL93 Specifications

General

Device interface	-
Connectivity technology	Wired
Product color	Black
Number of products included	1 pc(s)
Type	Interview microphone
Microphone frequency	50 - 20000 Hz
Microphone direction type	Omnidirectional
Microphone Total Harmonic Distortion (THD)	1 %
Output impedance	3000 Ω
Signal-to-Noise Ratio (SNR)	94 dB

Weight and Dimensions

Microphone weight	16 g