Bryston 1b service manual
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Extracted text from bryston 1b service manual (Ocr-read)
Page 1
TWWQUCEJ
1B PREAMPLIFIER
SERVICE MANUAL
MAY 85
This model has been discontinued.
Page 2
DB 500st
+40- /-
\ RESPONSE PLOT: FIRST STAGE
\ 0F BRYSTON RIAA SECTION
\
+20
500.5HZ A
0
+20
REPONSE FLOT= SECOND STAGE \
OF BRYSTON RIAA SECTIO
o
-20 I I \l
H220 so Ioo zoo soo IK 2x 5x on 20K 50K IOOK zoox
"THEORETICAL" RlAA
(SHOWING INFLECTION POINTS)
DB [soosnz '
+60 -\
\ ACTUAL RIAA EQ
\ CURVE
\ r2|20HZ
+40 SHOWING HF
sauna-5 \ RESPONSE 5mm
\ PRESENT IN
( \\ MANY RIAA
\\ SECTIONS
+20 ..
CCMPOSIrE RIAA CURVE
OF BRYSTON MODEL IB \
\
\
o I n
HZ 20 50 I00 200 500 IK 2K SK on 20K 50K Ioox 200K