icarus 07748 free download

File name mini_soundfield01-01.pdf

1 2 3 4 5 C10 47UF 6 7 8 A -BAT -BAT +BAT GND C11 47UF R17 R18 11 -BAT R45 2.2K R44 100R R43 100R 1 3 2 GND R23 R24 R21 10K 10K 10K 10K R67 56K 5 6 11 R19 R20 10K 10K 10K 10K C13 100PF 3 2 11 4 U2A TL074 1 W +BAT 4 R1 2.2K B 3 3 C2 10UF 2 1 Q2 2N4403 Q1 2N4403 2 1 3 2 11 1 R9 2.2K 10 9 4 R61 18K R62 18K +BAT U1A TL074 +BAT R63 18K R64 18K +BAT U1C TL074 8 -BAT R65 20K 3 -BAT R47 2.2K R48 100R C6 10UF 2 1 Q8 2N4403 Q7 2N4403 3 2 1 A Format Mic Input Pin 1 = LFU Pin 3 = LBD Pin 5 = RBU Pin 7 = LFD 1 2 3 GND 4 5 GND 6 7 GND 8 GND D J1 MLXM8 R50 2.2K R2 15K GND GND C1 100UF R3 100R R59 15K +BAT R4 100R R46 100R 1 3 R49 2.2K R10 15K GND GND C 2 C5 100UF R11 100R R60 15K +BAT R12 100R B Format output to UHJ encoder +BAT 4 U2B TL074 7 X R33 R34 R35 R36 47R 47R 47R 47R GND J3 MLXM5 GND 1 2 3 4 5 -BAT -BAT R22 R66 -BAT 56K GND +BAT R56 18K R57 18K 5 6 11 +BAT 4 U1B TL074 7 +BAT R53 18K R54 18K 12 13 11 +BAT 4 U1D TL074 14 C12 47UF R31 R32 R29 R30 10K 10K 10K 10K R69 56K 12 13 11 C14 47PF GND +BAT 4 U2D TL074 14 Y 1 2 3 4 5 J2 MLXM5 R5 2.2K R13 2.2K B Format output to panel socket 3 3 E 2 1 2 1 C8 10UF R39 2.2K R38 100R 3 R52 2.2K 2 1 Q6 2N4403 Q5 2N4403 3 C4 10UF Q4 2N4403 Q3 2N4403 3 -BAT 2 1 -BAT R42 2.2K R41 100R R70 -BAT 56K R51 2.2K R6 15K GND GND +BAT R37 100R 1 2 GND F GND GND +BAT R40 100R 1 3 C3 100UF R7 100R R58 15K R8 100R C7 100UF R14 15K R15 100R R55 15K R16 100R GND 2 C15 47PF GND C9 47UF R28 Power input from battery J5 MLXM5 1 2 +BAT 3 4 GND 5 -BAT Power output to UHJ encoder J4 MLXM5 1 2 +BAT 3 4 GND 5 -BAT R25 R26 10K 10K 10K R68 56K 10 9 11 4 R27 10K +BAT U2C TL074 8 Z R71 -BAT 56K G GND C16 47PF H mini_sooundfield01 DESIGN: NAME: mini soundfield TITLE: FILE: mini_soundfield01-01.sch Pre-Amps, B-Format Matrix CREATED: 18/08/03 MOD: 27/10/2003 SHEET: 1 OF 2 REV: 1.0 SIZE: A3 ICARUS 07748 766447

File name mini_soundfield02-01.pdf

1 2 +BAT 3 4 5 6 7 8 A 3 2 1 C3 4.7NF R16 5.1K 4 C1 100NF R7 220R U1A TL074 4 +BAT 10 9 U1C TL074 8 Note that addition is in fact inverting addition here. W jW X jX Y SIGMA+DELTA = 2L = 0.9397W - j0.3420W + 0.1856X + j0.5099X + 0.6555Y ideal value 10.64K R76 10K R95 82K R78 47K R80 18K R82 15K R77 680R R96 3.9K R79 6.8K R81 1.5K R83 270R 5 6 +BAT 4 +BAT C21 22UF GND C22 22UF -BAT U1B TL074 7 R8 22K R9 100R B C2 100NF GND -BAT R10 39K R11 390R 11 R6 47K R3 10K R15 6.8K R13 10K R14 560R GND R12 10K -BAT R17 47K R18 820R ideal value 86.15K C4 4.7NF ideal value 53.88K J3 MLXM5 1 2 3 4 5 11 +BAT C5 100NF R22 470R 4 12 13 R21 10K R23 8.2K R24 1.2K C6 100NF GND R19 10K 11 ideal value 19.61K +BAT 4 U2A TL074 1 U1D TL074 14 C7 4.7NF R28 390R 3 2 ideal value 15.26K R25 47K R26 1K R29 2.2K R30 180R GND C8 4.7NF -BAT R31 39K R32 390R R5 10K GND 11 -BAT R4 10K UHJ Output Pin 1 LEFT Pin 2 Right R1 R2 47R 47R GND J1 MLXM3 C -BAT R27 4.7K R20 10K B Format In Pin 1 = W Pin 2 = X Pin 3 = Y D J2 MLXM5 1 2 3 4 5 11 SIGMA - DELTA = 2R = 0.9397W + j0.3420W + 0.1856X - j0.5099X - 0.6555Y +BAT 4 C9 100NF R36 220R 10 9 U2C TL074 8 +BAT C11 4.7NF R45 5.1K 12 13 11 11 -BAT R39 39K GND +BAT C13 100NF R51 470R 4 3 2 R40 390R R44 6.8K R42 10K R43 560R GND U3A TL074 1 +BAT C15 4.7NF R57 390R 4 5 6 11 -BAT R54 47K GND +BAT C17 100NF R64 220R 4 10 9 R63 47K R65 22K R62 10K 11 R55 1K R56 4.7K R58 2.2K R59 180R GND Note that you can only do this single op-amp trick with the +ve inputs when there are maximum of two +ve inputs that you're trying to sum, (well, in fact you can, it just gets harder to work out the values) C16 4.7NF R49 10K 11 C12 4.7NF R41 10K 4 R84 10K R86 27K R88 47K R91 24K R93 18K R85 680R R87 2.2K R89 6.8K R92 1.5K R94 1.8K +BAT 5 6 -BAT R60 39K R61 390R R90 10K 11 4 U2D TL074 14 ideal value 10.64K 1 2 3 GND R35 47K R37 22K R34 10K ideal value 29.24K -BAT R46 47K R47 820R ideal value 53.88K E R38 100R C10 100NF ideal value 25.49K ideal value 19.83K U3B TL074 7 U2B TL074 7 F R50 10K R52 8.2K R53 1.2K C14 100NF R48 10K -BAT R33 10K GND G 8 C19 4.7NF R73 5.1K 12 13 4 U3C TL074 +BAT U3D TL074 14 -BAT R67 39K R68 390R H R66 100R C18 100NF GND R70 10K R71 560R GND C20 4.7NF 11 -BAT R74 47K R75 820R R72 6.8K R69 10K mini_sooundfield01 DESIGN: NAME: mini soundfield TITLE: FILE: mini_soundfield02-01.sch UHJ Converter CREATED: 19/08/03 MOD: 27/10/2003 SHEET: 2 OF 2 REV: 1.0 SIZE: A3 ICARUS 07748 766447