Version 4
SHEET 1 1616 860
WIRE 240 -496 192 -496
WIRE 336 -496 304 -496
WIRE 480 -496 432 -496
WIRE 576 -496 544 -496
WIRE 0 -416 -32 -416
WIRE 96 -416 0 -416
WIRE 192 -416 192 -496
WIRE 192 -416 176 -416
WIRE 224 -416 192 -416
WIRE 336 -416 336 -496
WIRE 336 -416 304 -416
WIRE 432 -416 432 -496
WIRE 432 -416 336 -416
WIRE 464 -416 432 -416
WIRE 576 -416 576 -496
WIRE 576 -416 544 -416
WIRE 688 -416 576 -416
WIRE 784 -416 688 -416
WIRE -32 -384 -32 -416
WIRE 688 -384 688 -416
WIRE 784 -384 784 -416
WIRE 192 -336 192 -416
WIRE 224 -336 192 -336
WIRE 336 -336 336 -416
WIRE 336 -336 304 -336
WIRE 432 -336 432 -416
WIRE 464 -336 432 -336
WIRE 576 -336 576 -416
WIRE 576 -336 544 -336
WIRE -32 -272 -32 -304
WIRE 0 -272 -32 -272
WIRE 16 -272 0 -272
WIRE 688 -272 688 -304
WIRE 688 -272 16 -272
WIRE 784 -272 784 -304
WIRE 784 -272 688 -272
WIRE 16 -240 16 -272
WIRE 80 -144 -32 -144
WIRE 224 -144 80 -144
WIRE -32 -128 -32 -144
WIRE 224 -128 224 -144
WIRE 16 -48 -32 -48
WIRE 224 -48 224 -64
WIRE 224 -48 16 -48
WIRE 16 -16 16 -48
FLAG 0 -416 Celestion-Vintage-30-8
FLAG 0 -272 B
FLAG 16 -16 0
FLAG 16 -240 0
FLAG 80 -144 Jensen-P15N
SYMBOL ind 320 -432 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName L_LD1
SYMATTR Value 20mH
SYMBOL cap 240 -512 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C_CD1
SYMATTR Value 250µ
SYMBOL cap 480 -512 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C_CD2
SYMATTR Value 50µ
SYMBOL ind 560 -432 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName L_LD2
SYMATTR Value 100µH
SYMBOL ind 704 -288 R180
WINDOW 0 36 80 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName L_LD3
SYMATTR Value 100µH
SYMBOL current -32 -304 R180
WINDOW 0 24 80 Left 2
WINDOW 3 24 0 Left 2
WINDOW 123 24 62 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName I1
SYMATTR Value ""
SYMATTR Value2 AC 2.45
SYMBOL current -32 -48 R180
WINDOW 0 24 80 Left 2
WINDOW 3 24 0 Left 2
WINDOW 123 24 62 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName I2
SYMATTR Value ""
SYMATTR Value2 AC 2.45
SYMBOL Misc\\EuropeanResistor 800 -400 M0
SYMATTR InstName R_RD3
SYMATTR Value 20
SYMBOL Misc\\EuropeanResistor 448 -320 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R_RD2
SYMATTR Value 0.5
SYMBOL Misc\\EuropeanResistor 208 -320 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R_RD1
SYMATTR Value 12.5
SYMBOL speaker 240 -96 R0
WINDOW 3 90 20 Center 2
SYMATTR Value Jensen-P15N
SYMATTR InstName U1
SYMBOL Misc\\EuropeanResistor 80 -400 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R_RL
SYMATTR Value 7.5
TEXT -72 -472 Left 2 !.ac dec 30 10 10k
TEXT 72 -232 Left 2 !.lib spk-celestion-duncan.lib
TEXT 424 -528 Left 2 ;2kHz
TEXT 704 -440 Left 2 ;Höhere Frequ.
TEXT 240 -536 Left 2 ;>~ 70Hz
TEXT 200 -592 Left 2 ;Q = R * sqrt(C/L)
TEXT 320 -592 Left 2 ;12,5*sqrt(250×10^-6/0,02) = 1,4
TEXT 176 -544 Left 2 ;d = 0,72
TEXT 192 -568 Left 2 ;B = Fs*d = Fs / Q = 70Hz/1,4 = 50,1Hz
TEXT -8 -568 Left 2 !.meas U avg V(A)
TEXT 280 -40 Left 2 !.lib spk-eminence-jensen-paul.lib
TEXT 48 -304 Left 2 ;Celestion Vintage 30 (8 Ohm)