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Block Diagram for YBA100 & YBA300
Mono 1/4-inch
Pre EQ
Post EQ
Preamp
V3
Channel Inputs
0dB
Mono 1/4-inch
-6dB
EQ
Low / High
Mid / Freq.
D E S I G N E D A N D M A N U F A C T U R E D B Y Y O R K V I L L E S O U N D
Preamp
V4
Preamp
V5
Power
Amp
Bright
Deep
4 ohm
2 ohm
B+
Ground LIft
Resonance
Tuner Output
Preamp Out
Amp In
+
-
Gain
Volume
Mono 1/4-inch
Mono 1/4-inch
Speakon
®
Balanced
Line Out
BLOCK-DIAG-YBA100-YBA300-00-1v1
1+
2+
1-
2-
POWER
PREAMP
SPLITTER
EL34
V1C
EL34
V1D
EL34
V1E
EL34
V1F
EL34
V1A
EL34
V1B
EL34
V2C
EL34
V2D
EL34
V2E
EL34
V2F
EL34
V2A
EL34
V2B
12AX7
V3
12AX7
V4
12AX7
V5
DRIVER
12AU7
V6
TRAYNOR YBA300 w/EL34s
POWER
EL34
V7
EL34
V6
EL34
V2
EL34
V1
PREAMP
12AX7
V3
12AX7
V4
SPLITTER
12AX7
V5
TRAYNOR YBA100 w/EL34s
POWER
PREAMP
SPLITTER
6L6
V1C
6L6
V1D
6L6
V1E
6L6
V1F
6L6
V1A
6L6
V1B
6L6
V2C
6L6
V2D
6L6
V2E
6L6
V2F
6L6
V2A
6L6
V2B
12AX7
V3
12AX7
V4
12AX7
V5
DRIVER
12AU7
V6
TRAYNOR YBA300 w/6L6s
POWER
6L6
V7
6L6
V6
6L6
V2
6L6
V1
PREAMP
12AX7
V3
12AX7
V4
SPLITTER
12AX7
V5
TRAYNOR YBA100 w/6L6s
