12
BLINDAGE
ABSCHIRMUNG
BLINDAJE
SCHERMATURA
SCHÉMA DE CÂBLAGE DU MICROPHONE
MIKROFONSCHALTPLAN
DIAGRAMA DE ALAMBRADO DEL MICROFONO
SCHEMA CIRCUITALE DEL MICROFONO
FIGURE 2
500 1,000 2,000 5,000 10,000 20,00050 100 20020
0
+10
–10
SM93
dB
Hz
RÉPONSE EN FRÉQUENCE TYPIQUE
TYPISCHER FREQUENZGANG
RESPUESTA DE FRECUENCIA TIPICA
RISPOSTA IN FREQUENZA TIPICA
FIGURE 3
0.23 IN.
(5.84 mm)
0.24 IN.
(6.10 mm)
0.37 IN
(9.40 mm)
0.15 IN.
(3.81 mm)
(1–1/16 IN.)
27 mm
(3–29/32 IN.)
18.8 mm
(3/4 IN.)
SM93 PREAMPLIFIER
SM93/WL93 MICROPHONE
98.8 mm
DIMENSIONS HORS TOUT S GESAMTABMESSUNGEN S DIMENSIONES GENERALES S DIMENSIONI COMPLESSIVE
FIGURE 4
4.1V
86B429
D1
R2
C
C3
1
3
2
P1
L1
2
.6V
.1V
.05V
3.5V
D2
86A415
Q1
86A348
R1
R6
C5
33K
Q2
86A350
150 pF
24K
R5
62K
150 pF
C8
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
WHT
1. ALL RESISTORS 5%,1/8 WATT, UNLESS OTHERWISE SPECIFIED.
A
NOTES:
2. ALL NON–POLAR CAPACITORS IN µF, TOLERANCE 10% AND 50 VOLTS OR MORE
UNLESS OTHERWISE SPECIFIED. POLARIZED CAPACITORS SHOWN IN µF x VOLTS.
T1
D.C. VOLTAGE
A.C. VOLTAGE
3. D.C. VOLTAGES MEASURED WITH 11 MEG INPUT VOLTMETER; A.C. VOLTAGE MEA-
SURED WITH 1 MEG INPUT VOLTMETER. VALUES SHOWN ARE TYPICAL AND MAY
VARY ± 20%.
4. THE FOLLOWING SYMBOLS DENOTE:
CASE GROUND
CIRCUIT BOARD GROUND
1
3
2
RED
BLK
GRN
4
P2
5. POWER SOURCE IS 21 VDC THROUGH TWO 1.691 KOHM, 1% RESISTORS FROM
SUPPLY TO PINS 2 AND 3 OF CONNECTOR P1.
6. INPUT SIGNAL OF 0.1V AT 2 KHZ
APPLIED TO CIRCUIT BELOW:
.1V
A
B
C
18K
1.2K
10x10
SCHÉMA DE PRINCIPE DU PRÉAMPLIFICATEUR SM93 S STROMLAUFPLAN FÜR VORVERSTÄRKER SM93 S DIAGRAMA
ESQUEMATICO DEL PREAMPLIFICADOR SM93 S SCHEMA CIRCUITALE DEI MODELLI DEL PREAMPLIFICATORE SM93
FIGURE 5
1
2
4
3
+5V
20 K
V out
2.2 mF
CIRCUIT D’ESSAI S PRÜFSCHALTUNG S CIRCUITO DE
PRUEBA S CIRCUITO DI PROVA
FIGURE 6
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