Fender Acoustasonic SFX Service Manual - page 2
ACOUSTASONIC SFX
SPECIFICATIONS
Product Release No.:
PR 370 (This is not a model number)
Part Number:
120V Version
: 22-1301
240V Aust
: 22-1331
230V UK
: 22-1341
230V
: 22-1361
100V
: 22-1371
Preamp Section
Input impedance:
10 M
Ω (Inst), 3.6kΩ (Mic), 36.4kΩ (Line/Inst)
Tone Controls:
Treble: +/- 15dB @ 15kHz(Inst), +/- 15dB @ 15kHz (Mic/Line/Inst)
Mid:
+/- 12dB @ 1kHz (Inst)
Bass: +/- 12dB @ 100Hz (Inst), +/- 12dB @ 50Hz (Mic/Line/Inst)
Feedback Notch:
-10dB from 80Hz to 700Hz (Instrument Channel)
String Dynamics:
0 to -15dB @ 6.3kHz (Instrument Channel)
Phantom Power:
+15VDC (Mic)
Power Amplifier Section
Power output:
80 Watts/channel (160W RMS total) into 8 ohms @ <.07%
THD, both channels driven
Sensitivity:
1.51V (both channels)
Power Requirements:
120V Version:
120 VAC 60 Hz, 450W
230V :
230 VAC 50 Hz, 450W
Speaker Complement:
One 8 Ohm Special Design 8" Speaker (p/n 051016)
One 8 Ohm Special Design 10" Speaker (p/n 029753)
One Piezo Horn (p/n 049260)
Dimensions:
Height:
29.5" (73 cm)
Width:
17.5" (44 cm)
Depth:
13"
(33 cm)
Weight:
62 lbs.
(28.2 kg)
ACOUSTASONIC SFX
PARTS LIST
NOTE: SHADED ITEMS ARE FOR REFERENCE ONLY
PREAMP TOP
PRINTED CIRCUIT BOARD ASSEMBLY
QTY PART # DESCRIPTION REFERENCE DESIGNATION
1
033605
CAP AE RDL .15uF 50V 20%
C4
3
028458
CAP AE RDL 1uF 50V 20%
C5 C41 C43
5
028459
CAP AE RDL 2.2uF 50V 20%
C6 C9 C12 C35 C37
10
028467
CAP AE RDL 22uF 50V 20%
C13 C17-18 C21 C33-34 C39-40 C47 C54
1
028485
CAP AE RDL 470uF 16V 20%
C27
10
034788
CAP CR .1uF 50V 20% .2” LS
C28 C60-68
2
051445
CAP CD 22pF 500V 5%
C3 C15
2
051408
CAP CD 47pF 500V 5%
C36 C38
1
051457
CAP CD 100pF 500V 10%
C44
1
051406
CAP CD 220pF 500V 10%
C42
1
051407
CAP CD 390pF 500V 10%
C8
4
051459
CAP CD 560pF 500V 10%
C1-2 C29-30
1
027278
CAP MPF .1uF 63V 10%
C14
3
033477
CAP MPF .68uF 63V 10%
C22-23 C25
1
033579
CAP PFF RDL .0015uF 100V 10%
C51
2
030935
CAP PFF RDL .0018uF 50V 5%
C10-11
2
033582
CAP PFF RDL .0039uF 100V 10%
C50 C53
2
033583
CAP PFF RDL .0047uF 100V 10%
C48-49
1
033586
CAP PFF RDL .0068uF 100V 10%
C7
4
033590
CAP PFF RDL .022uF 100V 10%
C16 C19-20 C52
4
033591
CAP PFF RDL .033uF 100V 10%
C31-32 C45-46
6
027941
CONTROL SNAPIN 50k B TAPER
R5 R8-10 R54 R95
1
031089
CONTROL SNAPIN 100k 10C DUAL
R43
1
039053
CONTROL SNAPIN 1M 30A TAPER
R27
2
053563
CONTROL SNAPIN 50k 30C DUAL
R70 R75
2
006260
DIODE 1N4448 SIGNAL LL
D1-2
2
031017
DIODE ZEN 1N5223B 2.7V 5% LL
D17-18
2
016795
IC DUAL OP AMP TL072
U1 U4
1
027404
IC CA3080AE OTA
U3
10
031611
IC DUAL OP AMP PC4560
U2 U5-13
2
053450
JACK 1/4 PCB STEREO R/A
J1 J4
2
049948
LED, RED LONG LEAD LUMEX
D3 D12
2
036178
SPACER LED .5x .1 BRN
D3 D12
1
024937
RES CF 1/4W 5% 10 ohm LL
R114
1
024945
RES CF 1/4W 5% 33 ohm LL
R62
7
024952
RES CF 1/4W 5% 100 ohm LL
R17 R30-31 R33 R66 R69 R111
2