remove coupling caps

1 files changed, 122 insertions, 123 deletions

diff --git a/gschem/tuner.sch b/gschem/tuner.sch
index 0391cce..a5bbef6 100644
--- a/gschem/tuner.sch
+++ b/gschem/tuner.sch
@@ -1,16 +1,16 @@
 v 20110115 2
-C 49800 42000 1 270 0 resistor-2.sym
+C 49800 41200 1 270 0 resistor-2.sym
 {
-T 50150 41600 5 10 0 0 270 0 1
+T 50150 40800 5 10 0 0 270 0 1
 device=RESISTOR
-T 50100 41500 5 10 1 1 0 0 1
+T 50100 40700 5 10 1 1 0 0 1
 refdes=R301
-T 50100 41300 5 10 1 1 0 0 1
+T 50100 40500 5 10 1 1 0 0 1
 value=100k
-T 49800 42000 5 10 0 1 0 0 1
+T 49800 41200 5 10 0 1 0 0 1
 footprint=R025
 }
-N 49900 42500 49900 42000 4
+N 49900 41500 49900 41200 4
 C 40900 44600 1 0 0 input-2.sym
 {
 T 40900 44300 5 10 1 0 0 0 1
@@ -20,9 +20,9 @@ device=none
 T 41400 44700 5 10 1 1 0 7 1
 value=from melody preamp
 }
-N 42300 44700 42800 44700 4
-C 49600 40100 1 0 0 vcc-minus-1.sym
-N 49900 40700 49900 41100 4
+N 42300 44700 44300 44700 4
+C 49600 39300 1 0 0 vcc-minus-1.sym
+N 49900 39900 49900 40300 4
 C 40900 43000 1 0 0 input-2.sym
 {
 T 40900 42700 5 10 1 0 0 0 1
@@ -32,22 +32,21 @@ device=none
 T 41400 43100 5 10 1 1 0 7 1
 value=from bass preamp
 }
-N 42300 43100 42800 43100 4
-N 48200 42500 51400 42500 4
+N 42300 43100 44300 43100 4
+N 49400 42500 49900 42500 4
 T 53500 37800 9 16 1 0 0 0 1
 Tuner output and melody effects insert
 C 44300 44600 1 0 0 resistor-2.sym
 {
 T 44700 44950 5 10 0 0 0 0 1
 device=RESISTOR
-T 44900 45000 5 10 1 1 180 0 1
+T 45000 45000 5 10 1 1 180 0 1
 refdes=R303
-T 44900 44500 5 10 1 1 180 0 1
+T 45000 44500 5 10 1 1 180 0 1
 value=100k
 T 44300 44600 5 10 0 1 0 0 1
 footprint=R025
 }
-N 43700 44700 44300 44700 4
 C 44300 43000 1 0 0 resistor-2.sym
 {
 T 44700 43350 5 10 0 0 0 0 1
@@ -59,169 +58,142 @@ value=100k
 T 44300 43000 5 10 0 1 0 0 1
 footprint=R025
 }
-N 44300 43100 43700 43100 4
 N 45600 43100 45600 44700 4
 N 45600 43100 45200 43100 4
-C 44700 46000 1 90 0 resistor-2.sym
+C 47100 46200 1 90 0 resistor-2.sym
 {
-T 44350 46400 5 10 0 0 90 0 1
+T 46750 46600 5 10 0 0 90 0 1
 device=RESISTOR
-T 44800 46500 5 10 1 1 0 0 1
+T 47200 46700 5 10 1 1 0 0 1
 refdes=R305
-T 44800 46300 5 10 1 1 0 0 1
+T 47200 46500 5 10 1 1 0 0 1
 value=1M
-T 44700 46000 5 10 0 1 0 0 1
+T 47100 46200 5 10 0 1 0 0 1
 footprint=R025
 }
-N 44000 44700 44000 48400 4
-N 44600 46900 44600 48400 4
-C 45600 49300 1 0 0 vcc-2.sym
-N 45800 49300 45800 48900 4
-C 45900 46000 1 90 0 resistor-2.sym
+N 44000 44700 44000 48600 4
+N 47000 47100 47000 48600 4
+C 48000 49500 1 0 0 vcc-2.sym
+N 48200 49500 48200 49100 4
+C 48300 46200 1 90 0 resistor-2.sym
 {
-T 45550 46400 5 10 0 0 90 0 1
+T 47950 46600 5 10 0 0 90 0 1
 device=RESISTOR
-T 46000 46500 5 10 1 1 0 0 1
+T 48400 46700 5 10 1 1 0 0 1
 refdes=R307
-T 46000 46300 5 10 1 1 0 0 1
-value=3k3
-T 45900 46000 5 10 0 1 0 0 1
+T 48400 46500 5 10 1 1 0 0 1
+value=4k7
+T 48300 46200 5 10 0 1 0 0 1
 footprint=R025
 }
-C 45500 45300 1 0 0 vcc-minus-1.sym
-N 45800 47900 45800 46900 4
-N 44000 48400 45300 48400 4
-N 45800 46000 45800 45900 4
+C 47900 45500 1 0 0 vcc-minus-1.sym
+N 48200 48100 48200 47100 4
+N 44000 48600 47700 48600 4
+N 48200 46200 48200 46100 4
 C 37200 36900 0 0 0 title-A2.sym
-C 46100 47600 1 0 0 capacitor-4.sym
+C 48500 47800 1 0 0 capacitor-4.sym
 {
-T 46300 48700 5 10 0 0 0 0 1
+T 48700 48900 5 10 0 0 0 0 1
 device=POLARIZED_CAPACITOR
-T 46300 48100 5 10 1 1 0 0 1
+T 48700 48300 5 10 1 1 0 0 1
 refdes=C301
-T 46300 48300 5 10 0 0 0 0 1
-symversion=0.1
-T 46100 47600 5 10 1 1 0 0 1
-value=1u
-T 46100 47600 5 10 0 1 0 0 1
-footprint=RCY100P
-}
-N 46100 47800 45800 47800 4
-C 42800 44500 1 0 0 capacitor-4.sym
-{
-T 43000 45600 5 10 0 0 0 0 1
-device=POLARIZED_CAPACITOR
-T 43000 45000 5 10 1 1 0 0 1
-refdes=C303
-T 43000 45200 5 10 0 0 0 0 1
+T 48700 48500 5 10 0 0 0 0 1
 symversion=0.1
-T 42800 44500 5 10 1 1 0 0 1
+T 48500 47800 5 10 1 1 0 0 1
 value=1u
-T 42800 44500 5 10 0 1 0 0 1
+T 48500 47800 5 10 0 1 0 0 1
 footprint=RCY100P
 }
-C 42800 42900 1 0 0 capacitor-4.sym
+N 48500 48000 48200 48000 4
+C 50600 48100 1 180 0 resistor-variable-2.sym
 {
-T 43000 44000 5 10 0 0 0 0 1
-device=POLARIZED_CAPACITOR
-T 43000 43400 5 10 1 1 0 0 1
-refdes=C304
-T 43000 43600 5 10 0 0 0 0 1
-symversion=0.1
-T 42800 42900 5 10 1 1 0 0 1
-value=1u
-T 42800 42900 5 10 0 1 0 0 1
-footprint=RCY100P
-}
-C 48200 47900 1 180 0 resistor-variable-2.sym
-{
-T 47850 48400 5 10 1 1 180 0 1
+T 50250 48600 5 10 1 1 180 0 1
 refdes=R309
-T 47400 47000 5 10 0 1 180 0 1
+T 49800 47200 5 10 0 1 180 0 1
 device=VARIABLE_RESISTOR
-T 47500 48000 5 10 1 1 0 0 1
+T 49900 48200 5 10 1 1 0 0 1
 value=100k?
-T 48200 47900 5 10 0 1 0 0 1
+T 50600 48100 5 10 0 1 0 0 1
 footprint=BOURNS_3296w
 }
-C 47600 46900 1 270 0 resistor-2.sym
+C 50000 47100 1 270 0 resistor-2.sym
 {
-T 47950 46500 5 10 0 0 270 0 1
+T 50350 46700 5 10 0 0 270 0 1
 device=RESISTOR
-T 47900 46400 5 10 1 1 0 0 1
+T 50300 46600 5 10 1 1 0 0 1
 refdes=R310
-T 47900 46200 5 10 1 1 0 0 1
+T 50300 46800 5 10 1 1 0 0 1
 value=22k
-T 47600 46900 5 10 0 1 0 0 1
+T 50000 47100 5 10 0 1 0 0 1
 footprint=R025
 }
-C 47400 45200 1 0 0 vcc-minus-1.sym
-N 47700 46900 47700 47300 4
-N 47700 45800 47700 46000 4
-N 47300 47800 47000 47800 4
-C 48200 45200 1 0 0 vcc-minus-1.sym
-N 48200 47800 48500 47800 4
-N 48500 47800 48500 45800 4
-N 47700 47100 50000 47100 4
-T 47900 46200 9 10 1 0 0 0 1
+C 49800 45400 1 0 0 vcc-minus-1.sym
+N 50100 47100 50100 47500 4
+N 50100 46000 50100 46200 4
+N 49700 48000 49400 48000 4
+C 50600 45400 1 0 0 vcc-minus-1.sym
+N 50600 48000 50900 48000 4
+N 50900 48000 50900 46000 4
+N 50100 47300 52400 47300 4
+T 50300 46400 9 10 1 0 0 0 1
 taper resistor
-T 47000 49000 9 10 1 0 0 0 1
+T 49400 49200 9 10 1 0 0 0 1
 trim pot to control send level
 N 45200 44700 45600 44700 4
-C 51400 47800 1 90 0 stereo_jack-1.sym
+C 53800 49300 1 90 0 stereo_jack-1.sym
 {
-T 49700 48095 5 10 1 1 90 0 1
+T 52100 49595 5 10 1 1 90 0 1
 refdes=K301
-T 49100 48095 5 10 0 0 90 0 1
+T 51500 49595 5 10 0 0 90 0 1
 device=CONNECTOR
-T 51400 47800 5 10 0 0 0 0 1
+T 53800 49300 5 10 0 0 0 0 1
 graphical=1
 }
-C 50900 46900 1 0 0 vcc-minus-1.sym
-N 51200 47500 51200 47800 4
-N 50300 47800 50600 47800 4
-N 50000 46700 50000 47800 4
-C 53500 46400 1 180 0 input-2.sym
+C 53300 48500 1 0 0 vcc-minus-1.sym
+N 53600 49100 53600 49300 4
+N 52700 49300 53000 49300 4
+N 52400 46900 52400 49300 4
+C 56100 47400 1 180 0 input-2.sym
 {
-T 53600 46100 5 10 1 0 180 0 1
+T 56200 47100 5 10 1 0 180 0 1
 net=MELODY:1
-T 52900 45700 5 10 0 0 180 0 1
+T 55500 46700 5 10 0 0 180 0 1
 device=none
-T 53000 46300 5 10 1 1 180 7 1
+T 55600 47300 5 10 1 1 180 7 1
 value=MELODY RETURN
 }
-N 50900 47800 50900 46300 4
-N 50900 46300 52100 46300 4
-C 53100 42700 1 180 0 connector2-1.sym
+N 53300 49300 53300 46900 4
+N 53300 47300 54700 47300 4
+C 53100 41500 1 180 0 connector2-1.sym
 {
-T 52900 41700 5 10 0 0 180 0 1
+T 52900 40500 5 10 0 0 180 0 1
 device=CONNECTOR_2
-T 53100 41900 5 10 1 1 180 0 1
+T 53100 40700 5 10 1 1 180 0 1
 refdes=CONN301
-T 53100 42700 5 10 0 0 0 0 1
+T 53100 41500 5 10 0 0 0 0 1
 footprint=CONNECTOR 1 2
 }
-C 50600 40100 1 0 0 vcc-minus-1.sym
-N 50900 40700 50900 42200 4
-N 50900 42200 51400 42200 4
-T 52200 41500 9 10 1 0 0 0 1
+C 50600 39300 1 0 0 vcc-minus-1.sym
+N 50900 39900 50900 41000 4
+N 50900 41000 51400 41000 4
+T 52200 40300 9 10 1 0 0 0 1
 Tuner OUT (mono)
-C 50500 45000 1 90 0 connector2-1.sym
+C 52900 45200 1 90 0 connector2-1.sym
 {
-T 49500 45200 5 10 0 0 90 0 1
+T 51900 45400 5 10 0 0 90 0 1
 device=CONNECTOR_2
-T 49700 45000 5 10 1 1 90 0 1
+T 52100 45200 5 10 1 1 90 0 1
 refdes=CONN302
-T 50500 45000 5 10 0 0 270 0 1
+T 52900 45200 5 10 0 0 270 0 1
 footprint=CONNECTOR 1 2
 }
-N 50300 46700 50900 46700 4
-T 49800 44400 9 10 1 0 0 0 3
+N 52700 46900 53300 46900 4
+T 52200 44600 9 10 1 0 0 0 3
 This connector is used
 because I only need two pins
 on the board.
-C 44500 45300 1 0 0 gnd-1.sym
-N 44600 45600 44600 46000 4
+C 46900 45500 1 0 0 gnd-1.sym
+N 47000 45800 47000 46200 4
 C 47700 43200 1 0 0 bc550.sym
 {
 T 48300 43700 5 10 0 0 0 0 1
@@ -262,14 +234,41 @@ C 46700 40300 1 0 0 gnd-1.sym
 N 46800 40600 46800 41100 4
 N 46800 42000 46800 43700 4
 N 45600 43700 47700 43700 4
-T 42400 42000 9 10 1 0 0 0 1
-TODO: do we need a cap after the resistors?
-C 45300 47900 1 0 0 bc550.sym
+C 47700 48100 1 0 0 bc550.sym
 {
-T 45900 48400 5 10 0 0 0 0 1
+T 48300 48600 5 10 0 0 0 0 1
 device=NPN_TRANSISTOR
-T 45900 48400 5 10 1 1 0 0 1
+T 48300 48600 5 10 1 1 0 0 1
 refdes=Q302
-T 45300 47900 5 10 0 0 0 0 1
+T 47700 48100 5 10 0 0 0 0 1
 footprint=TO92_CBE
 }
+C 48500 42300 1 0 0 capacitor-4.sym
+{
+T 48700 43400 5 10 0 0 0 0 1
+device=POLARIZED_CAPACITOR
+T 48700 42800 5 10 1 1 0 0 1
+refdes=C302
+T 48700 43000 5 10 0 0 0 0 1
+symversion=0.1
+T 48500 42300 5 10 1 1 0 0 1
+value=1u
+T 48500 42300 5 10 0 1 0 0 1
+footprint=RCY100P
+}
+N 48500 42500 48200 42500 4
+C 49800 42400 1 270 0 resistor-2.sym
+{
+T 50150 42000 5 10 0 0 270 0 1
+device=RESISTOR
+T 50100 41900 5 10 1 1 0 0 1
+refdes=R330
+T 50100 41700 5 10 1 1 0 0 1
+value=33k
+T 49800 42400 5 10 0 1 0 0 1
+footprint=R025
+}
+N 49900 42400 49900 42500 4
+N 51400 41300 49900 41300 4
+T 50100 42200 9 10 1 0 0 0 1
+TODO: figure out by just how much the signal should be attenuated.