v 20150930 2 C 40000 40000 0 0 0 title-A2.sym C 55600 52500 1 180 0 pnp-2.sym { T 55000 52100 5 10 0 0 180 0 1 device=PNP_TRANSISTOR T 55100 52200 5 10 1 1 180 0 1 refdes=Q416 T 55300 51900 5 10 1 1 0 6 1 value=2SA750 } C 53800 54400 1 180 1 pnp-2.sym { T 54400 54000 5 10 0 0 180 6 1 device=PNP_TRANSISTOR T 54300 54100 5 10 1 1 180 6 1 refdes=Q410 T 54100 53800 5 10 1 1 0 0 1 value=2SA905 } C 60400 47800 1 180 1 pnp-2.sym { T 61000 47400 5 10 0 0 180 6 1 device=PNP_TRANSISTOR T 60900 47500 5 10 1 1 180 6 1 refdes=Q2 T 60700 47200 5 10 1 1 0 0 1 value=2SA1075 } C 59400 47100 1 180 1 pnp-2.sym { T 60000 46700 5 10 0 0 180 6 1 device=PNP_TRANSISTOR T 59900 46800 5 10 1 1 180 6 1 refdes=Q422 T 59700 46500 5 10 1 1 0 0 1 value=2SA968 } C 60400 52200 1 0 0 npn-2.sym { T 61000 52700 5 10 0 0 0 0 1 device=NPN_TRANSISTOR T 60900 52900 5 10 1 1 180 6 1 refdes=Q4 T 60700 52600 5 10 1 1 0 0 1 value=2SC2525 } C 55600 47500 1 0 1 npn-2.sym { T 55000 48000 5 10 0 0 0 6 1 device=NPN_TRANSISTOR T 55100 48200 5 10 1 1 180 0 1 refdes=Q418 T 55300 47900 5 10 1 1 0 6 1 value=2SC1400 } C 59400 52900 1 0 0 npn-2.sym { T 60000 53400 5 10 0 0 0 0 1 device=NPN_TRANSISTOR T 59900 53600 5 10 1 1 180 6 1 refdes=Q420 T 59700 53300 5 10 1 1 0 0 1 value=2SC2238 } C 53800 45600 1 0 0 npn-2.sym { T 54400 46100 5 10 0 0 0 0 1 device=NPN_TRANSISTOR T 54300 46300 5 10 1 1 180 6 1 refdes=Q424 T 54100 46000 5 10 1 1 0 0 1 value=2SC1915 } C 61700 50700 1 0 0 inductor-1.sym { T 61900 51200 5 10 0 0 0 0 1 device=INDUCTOR T 62000 51000 5 10 1 1 0 0 1 refdes=L2 T 61900 51400 5 10 0 0 0 0 1 symversion=0.1 T 62000 50600 5 10 1 1 0 0 1 value=0.7u } C 59000 54000 1 0 0 capacitor-1.sym { T 59200 54700 5 10 0 0 0 0 1 device=CAPACITOR T 58900 54500 5 10 1 1 0 0 1 refdes=C410 T 59200 54900 5 10 0 0 0 0 1 symversion=0.1 T 58900 54300 5 10 1 1 0 0 1 value=150p } C 59000 45600 1 0 0 capacitor-1.sym { T 59200 46300 5 10 0 0 0 0 1 device=CAPACITOR T 59300 45700 5 10 1 1 180 0 1 refdes=C412 T 59200 46500 5 10 0 0 0 0 1 symversion=0.1 T 58900 45400 5 10 1 1 0 0 1 value=150p } C 59200 51500 1 90 0 capacitor-1.sym { T 58500 51700 5 10 0 0 90 0 1 device=CAPACITOR T 59500 52200 5 10 1 1 180 0 1 refdes=C422 T 58300 51700 5 10 0 0 90 0 1 symversion=0.1 T 59400 51700 5 10 1 1 0 6 1 value=18n } C 53200 51400 1 270 1 capacitor-1.sym { T 53900 51600 5 10 0 0 90 2 1 device=CAPACITOR T 52900 52100 5 10 1 1 180 6 1 refdes=C416 T 54100 51600 5 10 0 0 90 2 1 symversion=0.1 T 53000 51700 5 10 1 1 180 6 1 value=56p } C 61000 48800 1 90 0 resistor-2.sym { T 60650 49200 5 10 0 0 90 0 1 device=RESISTOR T 60700 49400 5 10 1 1 180 0 1 refdes=R444b T 60700 49100 5 10 1 1 0 6 1 value=0.22 } C 60000 47900 1 90 0 resistor-2.sym { T 59650 48300 5 10 0 0 90 0 1 device=RESISTOR T 59700 48500 5 10 1 1 180 0 1 refdes=R442 T 59400 48200 5 10 1 1 0 0 1 value=470 } C 55200 52500 1 90 0 resistor-2.sym { T 54850 52900 5 10 0 0 90 0 1 device=RESISTOR T 55700 53100 5 10 1 1 180 0 1 refdes=R426 T 55300 52800 5 10 1 1 0 0 1 value=680 } C 56300 48500 1 270 0 resistor-2.sym { T 56650 48100 5 10 0 0 270 0 1 device=RESISTOR T 56600 48200 5 10 1 1 180 6 1 refdes=R432 T 56600 47900 5 10 1 1 0 0 1 value=180 } C 54400 45400 1 90 1 resistor-2.sym { T 54050 45000 5 10 0 0 270 2 1 device=RESISTOR T 54500 45100 5 10 1 1 180 6 1 refdes=R422 T 54500 44800 5 10 1 1 0 0 1 value=100 } C 61000 50300 1 90 0 resistor-2.sym { T 60650 50700 5 10 0 0 90 0 1 device=RESISTOR T 60700 50900 5 10 1 1 180 0 1 refdes=R444a T 60700 50600 5 10 1 1 0 6 1 value=0.22 } C 55200 46600 1 90 0 resistor-2.sym { T 54850 47000 5 10 0 0 90 0 1 device=RESISTOR T 55700 47200 5 10 1 1 180 0 1 refdes=R428 T 55300 46900 5 10 1 1 0 0 1 value=680 } C 56500 52400 1 90 1 resistor-2.sym { T 56150 52000 5 10 0 0 270 2 1 device=RESISTOR T 56600 52100 5 10 1 1 180 6 1 refdes=R430 T 56600 51800 5 10 1 1 0 0 1 value=180 } C 56300 55100 1 270 0 resistor-2.sym { T 56650 54700 5 10 0 0 270 0 1 device=RESISTOR T 56600 54800 5 10 1 1 180 6 1 refdes=R434 T 56600 54500 5 10 1 1 0 0 1 value=39k } C 56300 45900 1 270 0 resistor-2.sym { T 56650 45500 5 10 0 0 270 0 1 device=RESISTOR T 56600 45600 5 10 1 1 180 6 1 refdes=R436 T 56600 45300 5 10 1 1 0 0 1 value=39k } C 56800 46500 1 0 0 resistor-2.sym { T 57200 46850 5 10 0 0 0 0 1 device=RESISTOR T 57000 46800 5 10 1 1 0 0 1 refdes=R458 T 57100 46300 5 10 1 1 0 0 1 value=220 } C 52300 53700 1 90 1 voltage-1.sym { T 51800 53600 5 10 0 0 270 2 1 device=VOLTAGE_SOURCE T 51600 53200 5 10 1 1 180 8 1 refdes=Vin T 52300 53700 5 10 0 0 180 6 1 value=AC 0 DC 0 } C 56600 51100 1 90 1 diode-1.sym { T 56000 50700 5 10 0 0 270 2 1 device=DIODE T 56100 50700 5 10 1 1 0 6 1 refdes=D412 T 56100 50500 5 10 1 1 0 6 1 value=1S2473 } C 56200 49800 1 270 0 diode-1.sym { T 56800 49400 5 10 0 0 270 0 1 device=DIODE T 55700 49400 5 10 1 1 0 0 1 refdes=D414 T 55500 49200 5 10 1 1 0 0 1 value=1S2473 } C 53100 45200 1 270 0 diode-1.sym { T 53700 44800 5 10 0 0 270 0 1 device=DIODE T 52600 44800 5 10 1 1 0 0 1 refdes=D406 T 52400 44600 5 10 1 1 0 0 1 value=1S2473 } C 54300 49500 1 0 0 diode-1.sym { T 54700 50100 5 10 0 0 0 0 1 device=DIODE T 54200 49900 5 10 1 1 180 0 1 refdes=D410a T 54200 49700 5 10 1 1 180 0 1 value=1S2473 } N 59900 52700 60400 52700 4 N 59900 52900 59900 48800 4 N 60400 47300 59900 47300 4 N 59900 47900 59900 47100 4 N 60900 53200 60900 55800 4 N 56200 55800 60900 55800 4 N 60900 46800 60900 44300 4 N 53300 44300 60900 44300 4 N 59900 46100 59900 44300 4 N 59900 53900 59900 55800 4 N 59000 54200 59000 52400 4 N 59000 53400 59400 53400 4 N 59000 45800 59000 51500 4 N 59000 46600 59400 46600 4 N 56400 50000 61700 50000 4 N 60900 50000 60900 49700 4 N 60900 50300 60900 50000 4 N 54300 48000 54300 49000 4 N 56400 49800 56400 50200 4 C 56800 51100 1 0 0 zener-1.sym { T 57200 51700 5 10 0 0 0 0 1 device=ZENER_DIODE T 57000 51000 5 10 1 1 180 6 1 refdes=DZ418 T 57000 50700 5 10 1 1 0 0 1 value=MZ043 } C 57800 48900 1 180 0 zener-1.sym { T 57400 48300 5 10 0 0 180 0 1 device=ZENER_DIODE T 57000 49200 5 10 1 1 0 0 1 refdes=DZ416 T 57000 49000 5 10 1 1 0 0 1 value=MZ043 } N 54800 52500 55100 52500 4 N 54800 47500 55100 47500 4 N 54300 51500 54300 52000 4 N 55100 48500 54300 48500 4 N 55100 51500 54300 51500 4 N 56800 53400 54300 53400 4 N 54300 53000 54300 53400 4 N 54300 47000 54300 46600 4 N 56800 46600 54300 46600 4 C 53100 46100 1 270 0 diode-1.sym { T 53700 45700 5 10 0 0 270 0 1 device=DIODE T 52600 45700 5 10 1 1 0 0 1 refdes=D408 T 52400 45500 5 10 1 1 0 0 1 value=1S2473 } N 54300 45400 54300 45600 4 N 53800 46100 53300 46100 4 N 53300 46400 53300 46100 4 N 54300 44300 54300 44500 4 N 55900 52600 56400 52600 4 N 55900 47400 56400 47400 4 N 56900 48700 56400 48700 4 N 56400 51300 56800 51300 4 N 54300 54800 54300 54400 4 N 54000 54600 54300 54600 4 N 52100 53900 53800 53900 4 N 53000 53900 53000 54600 4 C 54000 54500 1 0 1 resistor-2.sym { T 53600 54850 5 10 0 0 0 6 1 device=RESISTOR T 53300 54900 5 10 1 1 180 6 1 refdes=R414 T 53400 54300 5 10 1 1 0 0 1 value=300 } C 58000 51100 1 270 0 resistor-2.sym { T 58350 50700 5 10 0 0 270 0 1 device=RESISTOR T 58300 50800 5 10 1 1 180 6 1 refdes=R440 T 58300 50500 5 10 1 1 0 0 1 value=2.2k } C 58000 49800 1 270 0 resistor-2.sym { T 58350 49400 5 10 0 0 270 0 1 device=RESISTOR T 58300 49500 5 10 1 1 180 6 1 refdes=R438 T 58300 49200 5 10 1 1 0 0 1 value=3.6k } N 56400 54200 56400 52400 4 N 56400 45900 56400 47600 4 N 58100 50200 58100 49800 4 N 57700 51300 58100 51300 4 N 57800 48700 58100 48700 4 N 57700 53400 59000 53400 4 N 58100 53400 58100 51100 4 N 57700 46600 59000 46600 4 N 58100 46600 58100 48900 4 N 54300 55700 54300 55800 4 N 56400 55800 56400 55100 4 N 60900 47800 60900 48800 4 N 60900 51200 60900 52200 4 N 56400 45000 56400 44300 4 C 53200 47300 1 270 0 resistor-2.sym { T 53550 46900 5 10 0 0 270 0 1 device=RESISTOR T 53100 47000 5 10 1 1 180 0 1 refdes=R448 T 53100 46700 5 10 1 1 0 6 1 value=100k } N 53300 47300 53300 47800 4 N 55200 50000 56400 50000 4 C 54800 52000 1 0 1 npn-2.sym { T 54200 52500 5 10 0 0 0 6 1 device=NPN_TRANSISTOR T 54300 52700 5 10 1 1 180 0 1 refdes=Q412 T 54500 52400 5 10 1 1 0 6 1 value=2SC1400 } C 54800 48000 1 180 0 pnp-2.sym { T 54200 47600 5 10 0 0 180 0 1 device=PNP_TRANSISTOR T 54300 47700 5 10 1 1 180 0 1 refdes=Q414 T 54500 47400 5 10 1 1 0 6 1 value=2SA750 } N 53000 54600 53100 54600 4 N 52100 53900 52100 53700 4 C 58300 44300 1 180 0 vee-1.sym C 62400 54600 1 0 0 vdc-1.sym { T 63100 55150 5 10 0 1 0 0 1 refdes=Vcc T 62300 55150 5 10 1 1 0 6 1 value=DC +49V } C 62400 54500 1 180 1 vdc-1.sym { T 62000 54000 5 10 0 1 180 6 1 refdes=Vee T 62300 53850 5 10 1 1 0 6 1 value=DC -49V } C 62125 54300 1 0 0 gnd-1.sym { T 62125 54300 5 10 0 0 0 0 1 netname=GND } C 62900 53300 1 180 0 vee-1.sym { T 62900 53300 5 10 0 0 0 0 1 netname=Vee } C 62500 55800 1 0 0 vcc-1.sym { T 62500 55800 5 10 0 0 0 0 1 netname=Vcc } N 62700 54600 62700 54500 4 N 62700 54600 62225 54600 4 C 62600 50100 1 180 0 resistor-2.sym { T 62200 49750 5 10 0 0 180 0 1 device=RESISTOR T 61900 50300 5 10 1 1 180 6 1 refdes=R462 T 62050 49700 5 10 1 1 0 0 1 value=10 } N 61400 50800 61400 50000 4 N 62900 50800 62900 49300 4 C 62800 49300 1 270 0 resistor-2.sym { T 63150 48900 5 10 0 0 270 0 1 device=RESISTOR T 62700 48900 5 10 1 1 0 6 1 refdes=Rspkr T 62400 48700 5 10 1 1 0 0 1 value=8 } C 61300 49700 1 270 0 resistor-2.sym { T 61650 49300 5 10 0 0 270 0 1 device=RESISTOR T 61600 49300 5 10 1 1 0 0 1 refdes=R464 T 61600 49100 5 10 1 1 0 0 1 value=10 } C 61200 48800 1 270 0 capacitor-1.sym { T 61900 48600 5 10 0 0 270 0 1 device=CAPACITOR T 61500 48500 5 10 1 1 0 0 1 refdes=C424 T 62100 48600 5 10 0 0 270 0 1 symversion=0.1 T 61500 48100 5 10 1 1 0 0 1 value=18n } N 61400 49700 61400 50000 4 N 61400 50800 61700 50800 4 N 62600 50800 62900 50800 4 N 62600 50000 62900 50000 4 N 61400 47900 62900 47900 4 N 62900 47900 62900 48400 4 C 62100 47600 1 0 0 gnd-1.sym T 56800 41000 9 18 1 0 0 0 1 Pioneer A6 Integrated Audio Amplifier T 56300 40400 9 11 1 0 0 0 1 pioneer-a6-amp.sch T 57100 40100 9 11 1 0 0 0 1 1 T 58000 40100 9 11 1 0 0 0 1 1 T 60200 40400 9 11 1 0 0 0 1 2016 - 10 - 25 T 60200 40100 9 11 1 0 0 0 1 M S Waters C 40300 42900 1 0 0 spice-model-1.sym { T 40400 43600 5 10 0 1 0 0 1 device=model T 40400 43500 5 10 1 1 0 0 1 refdes=A3 T 41600 43200 5 10 1 1 0 0 1 model-name=2SA750 T 40800 43000 5 10 1 1 0 0 1 file=../../lib/models/2sa750.mod } C 43400 42000 1 0 0 spice-model-1.sym { T 43500 42700 5 10 0 1 0 0 1 device=model T 43500 42600 5 10 1 1 0 0 1 refdes=A10 T 44700 42300 5 10 1 1 0 0 1 model-name=2SA968 T 43900 42100 5 10 1 1 0 0 1 file=../../lib/models/2sa968.mod } C 43400 41100 1 0 0 spice-model-1.sym { T 43500 41800 5 10 0 1 0 0 1 device=model T 43500 41700 5 10 1 1 0 0 1 refdes=A11 T 44700 41400 5 10 1 1 0 0 1 model-name=2SA1075 T 43900 41200 5 10 1 1 0 0 1 file=../../lib/models/2sa1075.mod } C 43400 40200 1 0 0 spice-model-1.sym { T 43500 40900 5 10 0 1 0 0 1 device=model T 43500 40800 5 10 1 1 0 0 1 refdes=A12 T 44700 40500 5 10 1 1 0 0 1 model-name=2SC2525 T 43900 40300 5 10 1 1 0 0 1 file=../../lib/models/2sc2525.mod } C 46500 40200 1 0 0 spice-model-1.sym { T 46600 40900 5 10 0 1 0 0 1 device=model T 46600 40800 5 10 1 1 0 0 1 refdes=A17 T 47800 40500 5 10 1 1 0 0 1 model-name=EQU0135 T 47000 40300 5 10 1 1 0 0 1 file=../../lib/models/eqa0135.mod } C 46500 42900 1 0 0 spice-model-1.sym { T 46600 43600 5 10 0 1 0 0 1 device=model T 46600 43500 5 10 1 1 0 0 1 refdes=A14 T 47800 43200 5 10 1 1 0 0 1 model-name=MZ100 T 47000 43000 5 10 1 1 0 0 1 file=../../lib/models/mz100.mod } C 46500 42000 1 0 0 spice-model-1.sym { T 46600 42700 5 10 0 1 0 0 1 device=model T 46600 42600 5 10 1 1 0 0 1 refdes=A15 T 47800 42300 5 10 1 1 0 0 1 model-name=MZ043 T 47000 42100 5 10 1 1 0 0 1 file=../../lib/models/mz043.mod } N 56400 51100 56400 51500 4 N 56400 48900 56400 48500 4 N 55900 52600 55900 52000 4 N 55900 47400 55900 48000 4 T 58100 40700 9 12 1 0 0 0 1 Power Amplifier Output Stage N 53400 50300 55200 50300 4 N 53400 50300 53400 51400 4 C 55200 49200 1 180 0 diode-1.sym { T 54800 48600 5 10 0 0 0 8 1 device=DIODE T 54200 49200 5 10 1 1 0 8 1 refdes=D410b T 54200 49000 5 10 1 1 0 8 1 value=1S2473 } T 40300 55200 9 12 1 0 180 6 2 D410 is a STV2H reference diode producing a voltage drop of about 1.2V. It's simulated by two signal diodes in series. C 40300 41100 1 0 0 spice-model-1.sym { T 40400 41800 5 10 0 1 0 0 1 device=model T 40400 41700 5 10 1 1 0 0 1 refdes=A7 T 41600 41400 5 10 1 1 0 0 1 model-name=2SC1400 T 40800 41200 5 10 1 1 0 0 1 file=../../lib/models/2sc1400.mod } C 43400 42900 1 0 0 spice-model-1.sym { T 43500 43600 5 10 0 1 0 0 1 device=model T 43500 43500 5 10 1 1 0 0 1 refdes=A9 T 44700 43200 5 10 1 1 0 0 1 model-name=2SC2238 T 43900 43000 5 10 1 1 0 0 1 file=../../lib/models/2sc2238.mod } C 46500 41100 1 0 0 spice-model-1.sym { T 46600 41800 5 10 0 1 0 0 1 device=model T 46600 41700 5 10 1 1 0 0 1 refdes=A16 T 47800 41400 5 10 1 1 0 0 1 model-name=1S2473 T 47000 41200 5 10 1 1 0 0 1 file=../../lib/models/1s2473.mod } N 52700 47800 53300 47800 4 C 56800 53300 1 0 0 resistor-2.sym { T 57200 53650 5 10 0 0 0 0 1 device=RESISTOR T 57000 53600 5 10 1 1 0 0 1 refdes=R456 T 57100 53100 5 10 1 1 0 0 1 value=220 } C 54400 55700 1 90 1 resistor-2.sym { T 54050 55300 5 10 0 0 270 2 1 device=RESISTOR T 53700 55400 5 10 1 1 180 6 1 refdes=R418 T 54100 55100 5 10 1 1 0 6 1 value=22 } C 57900 55800 1 0 0 vcc-1.sym C 52000 52500 1 0 0 gnd-1.sym N 55200 50300 55200 50000 4 N 55200 49700 55200 49000 4 N 54300 50600 54300 49700 4 T 40300 55700 9 12 1 0 0 0 2 The input range (with Rload = 80Ohm) is 47.02V to 47.09V corresponding to an out range (across Rload) of 33.5V to -45.7V. C 40300 42000 1 0 0 spice-model-1.sym { T 40400 42700 5 10 0 1 0 0 1 device=model T 40400 42600 5 10 1 1 0 0 1 refdes=A6 T 41600 42300 5 10 1 1 0 0 1 model-name=2SA905 T 40800 42100 5 10 1 1 0 0 1 file=../../lib/models/2sa905.mod } C 40300 40200 1 0 0 spice-model-1.sym { T 40400 40900 5 10 0 1 0 0 1 device=model T 40400 40800 5 10 1 1 0 0 1 refdes=A8 T 41600 40500 5 10 1 1 0 0 1 model-name=2SC1915 T 40800 40300 5 10 1 1 0 0 1 file=../../lib/models/2sc1915.mod } C 56200 55700 1 0 1 resistor-2.sym { T 55800 56050 5 10 0 0 0 6 1 device=RESISTOR T 55500 56000 5 10 1 1 0 0 1 refdes=R460 T 55600 55500 5 10 1 1 0 0 1 value=100 } N 55300 55800 52500 55800 4 C 55300 55500 1 90 1 capacitor-4.sym { T 54200 55300 5 10 0 0 270 2 1 device=POLARIZED_CAPACITOR T 55400 55200 5 10 1 1 180 6 1 refdes=C302 T 54600 55300 5 10 0 0 270 2 1 symversion=0.1 T 55400 54900 5 10 1 1 0 0 1 value=1u } C 55000 54300 1 0 0 gnd-1.sym C 52600 47500 1 0 0 gnd-1.sym N 55100 55500 55100 55800 4 N 55600 52000 55900 52000 4 N 55600 48000 55900 48000 4 C 52600 55800 1 90 1 resistor-2.sym { T 52250 55400 5 10 0 0 270 2 1 device=RESISTOR T 52300 55500 5 10 1 1 180 0 1 refdes=Rin T 52300 55200 5 10 1 1 0 6 1 value=10k } C 52400 54600 1 0 0 gnd-1.sym T 40300 54200 9 12 1 0 180 6 3 R438 is actually a 5.6k resistor shunted by a thermistor. Using an eductated guess that the nominal value of the thermistor is 10k Ohm and so use a total value of 3.6k Ohm. T 60000 47500 9 12 1 0 180 6 1 N7 T 60800 48300 9 12 1 0 0 6 1 N8 T 60000 52500 9 12 1 0 0 0 1 N10 T 60800 51600 9 12 1 0 0 6 1 N11 T 59100 53200 9 12 1 0 0 0 1 N15 T 59100 46800 9 12 1 0 180 6 1 N9 T 40300 53100 9 12 1 0 0 0 1 VR2 is a 100 Ohm pot. for adjustment of the idle current in the output transistors Q2 & Q4. N 53400 52300 53400 53900 4 T 40300 51800 9 12 1 0 0 0 3 The node labels (eg. around the output transistors : N15, N10, etc.) are assigned by gnetlist when it derives the netlist file from the schematic. A different tool chain will doubtless assign different node labels. C 54400 51500 1 90 1 resistor-2.sym { T 54050 51100 5 10 0 0 270 2 1 device=RESISTOR T 54500 51200 5 10 1 1 180 6 1 refdes=RV2 T 54500 50900 5 10 1 1 0 0 1 value=50 }