1 EESchema Schematic File Version 4
20 F 0 "C4" V 3652 3300 50 0000 C CNN
21 F 1 "2.2u" V 3561 3300 50 0000 C CNN
22 F 2 "" H 3438 3150 50 0001 C CNN
23 F 3 "~" H 3400 3300 50 0001 C CNN
33 F 0 "R2" H 3170 2646 50 0000 L CNN
34 F 1 "100k" H 3170 2555 50 0000 L CNN
35 F 2 "" V 3030 2600 50 0001 C CNN
36 F 3 "~" H 3100 2600 50 0001 C CNN
44 F 0 "R3" H 3170 3946 50 0000 L CNN
45 F 1 "100k" H 3170 3855 50 0000 L CNN
46 F 2 "" V 3030 3900 50 0001 C CNN
47 F 3 "~" H 3100 3900 50 0001 C CNN
51 Connection ~ 3650 3300
58 F 0 "R4" V 3657 3650 50 0000 C CNN
59 F 1 "100k" V 3566 3650 50 0000 C CNN
60 F 2 "" V 3380 3650 50 0001 C CNN
61 F 3 "~" H 3450 3650 50 0001 C CNN
75 Connection ~ 3100 3650
78 Connection ~ 2450 3300
85 F 0 "R1" H 2520 3946 50 0000 L CNN
86 F 1 "100" H 2520 3855 50 0000 L CNN
87 F 2 "" V 2380 3900 50 0001 C CNN
88 F 3 "~" H 2450 3900 50 0001 C CNN
95 L Connector:Conn_01x01_Male J2
98 F 0 "J2" H 2008 3481 50 0000 C CNN
99 F 1 "6 / 8: audio in" H 2008 3390 50 0000 C CNN
100 F 2 "" H 1900 3300 50 0001 C CNN
101 F 3 "~" H 1900 3300 50 0001 C CNN
109 F 0 "C3" H 2865 3946 50 0000 L CNN
110 F 1 "22u" H 2865 3855 50 0000 L CNN
111 F 2 "" H 2788 3750 50 0001 C CNN
112 F 3 "~" H 2750 3900 50 0001 C CNN
128 Connection ~ 2750 4200
135 F 0 "#PWR03" H 2750 4100 50 0001 C CNN
136 F 1 "GND" H 2755 4177 50 0000 C CNN
137 F 2 "" H 2750 4350 50 0001 C CNN
138 F 3 "" H 2750 4350 50 0001 C CNN
148 F 0 "C2" H 3865 2646 50 0000 L CNN
149 F 1 "0.1u" H 3865 2555 50 0000 L CNN
150 F 2 "" H 3788 2450 50 0001 C CNN
151 F 3 "~" H 3750 2600 50 0001 C CNN
160 L Connector:Conn_01x01_Male J1
163 F 0 "J1" H 2008 2531 50 0000 C CNN
164 F 1 "4, 5: +20V in" H 2008 2440 50 0000 C CNN
165 F 2 "" H 1900 2350 50 0001 C CNN
166 F 3 "~" H 1900 2350 50 0001 C CNN
172 Connection ~ 3100 2350
179 F 0 "C1" H 2415 2646 50 0000 L CNN
180 F 1 "220u" H 2415 2555 50 0000 L CNN
181 F 2 "" H 2338 2450 50 0001 C CNN
182 F 3 "~" H 2300 2600 50 0001 C CNN
188 Connection ~ 2300 2350
193 F 0 "#PWR01" H 2300 2600 50 0001 C CNN
194 F 1 "GND" H 2305 2677 50 0000 C CNN
195 F 2 "" H 2300 2850 50 0001 C CNN
196 F 3 "" H 2300 2850 50 0001 C CNN
204 F 0 "#PWR02" H 3750 2600 50 0001 C CNN
205 F 1 "GND" H 3755 2677 50 0000 C CNN
206 F 2 "" H 3750 2850 50 0001 C CNN
207 F 3 "" H 3750 2850 50 0001 C CNN
219 F 0 "#PWR05" H 4150 3500 50 0001 C CNN
220 F 1 "GND" H 4155 3577 50 0000 C CNN
221 F 2 "" H 4150 3750 50 0001 C CNN
222 F 3 "" H 4150 3750 50 0001 C CNN
232 F 0 "C5" H 3915 4496 50 0000 L CNN
233 F 1 "2.2u" H 3915 4405 50 0000 L CNN
234 F 2 "" H 3838 4300 50 0001 C CNN
235 F 3 "~" H 3800 4450 50 0001 C CNN
247 F 0 "R5" H 3870 4896 50 0000 L CNN
248 F 1 "4k7" H 3870 4805 50 0000 L CNN
249 F 2 "" V 3730 4850 50 0001 C CNN
250 F 3 "~" H 3800 4850 50 0001 C CNN
260 F 0 "#PWR04" H 3800 4850 50 0001 C CNN
261 F 1 "GND" H 3805 4927 50 0000 C CNN
262 F 2 "" H 3800 5100 50 0001 C CNN
263 F 3 "" H 3800 5100 50 0001 C CNN
273 F 0 "R6" V 4143 4200 50 0000 C CNN
274 F 1 "100k" V 4234 4200 50 0000 C CNN
275 F 2 "" V 4280 4200 50 0001 C CNN
276 F 3 "~" H 4350 4200 50 0001 C CNN
282 Connection ~ 3800 4200
295 F 0 "D2" V 4554 4579 50 0000 L CNN
296 F 1 "D" V 4645 4579 50 0000 L CNN
297 F 2 "" H 4600 4500 50 0001 C CNN
298 F 3 "~" H 4600 4500 50 0001 C CNN
303 L Amplifier_Audio:TDA2030 U1
306 F 0 "U1" H 4594 3446 50 0000 L CNN
307 F 1 "TDA2030" H 4594 3355 50 0000 L CNN
308 F 2 "Package_TO_SOT_THT:TO-220-5_P3.4x3.7mm_StaggerOdd_Lead3.8mm_Vertical" H 4250 3400 50 0001 C CIN
309 F 3 "http://www.st.com/resource/en/datasheet/cd00000128.pdf" H 4250 3400 50 0001 C CNN
315 Connection ~ 4600 4200
320 F 0 "#PWR06" H 4600 4550 50 0001 C CNN
321 F 1 "GND" H 4605 4627 50 0000 C CNN
322 F 2 "" H 4600 4800 50 0001 C CNN
323 F 3 "" H 4600 4800 50 0001 C CNN
333 F 0 "D1" V 4554 2679 50 0000 L CNN
334 F 1 "D" V 4645 2679 50 0000 L CNN
335 F 2 "" H 4600 2600 50 0001 C CNN
336 F 3 "~" H 4600 2600 50 0001 C CNN
342 Connection ~ 4600 3400
347 Connection ~ 4150 2350
352 F 0 "R7" H 5070 3796 50 0000 L CNN
353 F 1 "1" H 5070 3705 50 0000 L CNN
354 F 2 "" V 4930 3750 50 0001 C CNN
355 F 3 "~" H 5000 3750 50 0001 C CNN
363 F 0 "C6" H 5115 4196 50 0000 L CNN
364 F 1 "0.1u" H 5115 4105 50 0000 L CNN
365 F 2 "" H 5038 4000 50 0001 C CNN
366 F 3 "~" H 5000 4150 50 0001 C CNN
374 F 0 "#PWR07" H 5000 4150 50 0001 C CNN
375 F 1 "GND" H 5005 4227 50 0000 C CNN
376 F 2 "" H 5000 4400 50 0001 C CNN
377 F 3 "" H 5000 4400 50 0001 C CNN
385 F 0 "C7" V 5098 3400 50 0000 C CNN
386 F 1 "2200u" V 5189 3400 50 0000 C CNN
387 F 2 "" H 5388 3250 50 0001 C CNN
388 F 3 "~" H 5350 3400 50 0001 C CNN
396 Connection ~ 5000 3400
404 L Connector:Conn_01x01_Male J3
407 F 0 "J3" H 5772 3332 50 0000 R CNN
408 F 1 "7 / 9: speaker signal out" H 5772 3423 50 0000 R CNN
409 F 2 "" H 5800 3400 50 0001 C CNN
410 F 3 "~" H 5800 3400 50 0001 C CNN
420 Connection ~ 3750 2350
424 L Connector:Conn_01x01_Male J4
427 F 0 "J4" H 2108 4931 50 0000 C CNN
428 F 1 "1, 2: GND" H 2108 4840 50 0000 C CNN
429 F 2 "" H 2000 4750 50 0001 C CNN
430 F 3 "~" H 2000 4750 50 0001 C CNN
438 F 0 "#PWR08" H 2350 4650 50 0001 C CNN
439 F 1 "GND" H 2355 4727 50 0000 C CNN
440 F 2 "" H 2350 4900 50 0001 C CNN
441 F 3 "" H 2350 4900 50 0001 C CNN