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   sci.electronics.design      Electronic circuit design      143,102 messages   

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   Message 141,164 of 143,102   
   Edward Rawde to john larkin   
   Re: coil impedance (3/3)   
   11 Nov 25 11:10:46   
   
   [continued from previous message]   
      
   SYMBOL cap -768 272 R90   
   WINDOW 0 0 32 VBottom 2   
   WINDOW 3 32 32 VTop 2   
   SYMATTR InstName C8   
   SYMATTR Value 1000n   
   SYMBOL res -816 960 R270   
   WINDOW 0 32 56 VTop 2   
   WINDOW 3 0 56 VBottom 2   
   SYMATTR InstName R6   
   SYMATTR Value 47k   
   SYMBOL cap -848 928 R90   
   WINDOW 0 0 32 VBottom 2   
   WINDOW 3 32 32 VTop 2   
   SYMATTR InstName C4   
   SYMATTR Value 10000n   
   SYMBOL OpAmps\\LT1679 64 528 R90   
   WINDOW 3 37 22 VRight 2   
   SYMATTR InstName U1   
   SYMBOL pnp -2000 160 M180   
   WINDOW 3 84 0 Left 2   
   SYMATTR Value 2N3906   
   SYMATTR InstName Q5   
   SYMBOL res -1952 -304 R0   
   SYMATTR InstName R12   
   SYMATTR Value 56k   
   SYMBOL res -1744 -176 R90   
   WINDOW 0 0 56 VBottom 2   
   WINDOW 3 32 56 VTop 2   
   SYMATTR InstName R25   
   SYMATTR Value 2.7Meg   
   SYMBOL cap -2144 -16 R90   
   WINDOW 0 0 32 VBottom 2   
   WINDOW 3 32 32 VTop 2   
   SYMATTR InstName C7   
   SYMATTR Value 10p   
   SYMBOL npn -1744 224 R0   
   SYMATTR InstName Q2A   
   SYMATTR Value BCM847BS   
   SYMBOL npn -1392 304 R0   
   SYMATTR InstName Q2B   
   SYMATTR Value BCM847BS   
   SYMBOL res -1664 576 R180   
   WINDOW 0 36 76 Left 2   
   WINDOW 3 36 40 Left 2   
   SYMATTR InstName R28   
   SYMATTR Value 120k   
   SYMBOL res -1344 32 R0   
   SYMATTR InstName R29   
   SYMATTR Value 100k   
   SYMBOL res -2416 -48 R0   
   SYMATTR InstName R32   
   SYMATTR Value 10k   
   SYMBOL res -2416 176 R0   
   SYMATTR InstName R33   
   SYMATTR Value 15k   
   SYMBOL cap -1104 256 R90   
   WINDOW 0 0 32 VBottom 2   
   WINDOW 3 32 32 VTop 2   
   SYMATTR InstName C12   
   SYMATTR Value 1000n   
   SYMBOL res -912 144 R90   
   WINDOW 0 0 56 VBottom 2   
   WINDOW 3 32 56 VTop 2   
   SYMATTR InstName R7   
   SYMATTR Value 14k   
   SYMBOL cap -944 32 R90   
   WINDOW 0 0 32 VBottom 2   
   WINDOW 3 32 32 VTop 2   
   SYMATTR InstName C5   
   SYMATTR Value 10p   
   SYMBOL cap -1584 -176 R90   
   WINDOW 0 0 32 VBottom 2   
   WINDOW 3 32 32 VTop 2   
   SYMATTR InstName C6   
   SYMATTR Value 100n   
   SYMBOL res -1456 576 R180   
   WINDOW 0 31 76 Left 2   
   WINDOW 3 31 40 Left 2   
   SYMATTR InstName R17   
   SYMATTR Value 120k   
   SYMBOL OpAmps\\LT1679 -960 288 R0   
   SYMATTR InstName U2   
   SYMBOL OpAmps\\LT1679 -816 1072 M0   
   SYMATTR InstName U3   
   SYMBOL OpAmps\\LT1679 -2192 112 R0   
   SYMATTR InstName U4   
   SYMBOL cap -2528 192 R0   
   SYMATTR InstName C9   
   SYMATTR Value 10n   
   SYMBOL npn -1536 224 R0   
   SYMATTR InstName Q1A   
   SYMATTR Value BCM847BS   
   SYMBOL npn -1872 304 M0   
   SYMATTR InstName Q1B   
   SYMATTR Value BCM847BS   
   SYMBOL zener -1168 1088 R270   
   WINDOW 0 36 32 VTop 2   
   WINDOW 3 -4 32 VBottom 2   
   SYMATTR InstName D3   
   SYMATTR Value BZX84B13VLY   
   SYMBOL res -1696 1088 R0   
   SYMATTR InstName R20   
   SYMATTR Value 2k   
   SYMBOL cap 128 928 R0   
   SYMATTR InstName C10   
   SYMATTR Value 100n   
   TEXT -2576 632 Left 2 !.tran 0 10 0 1u startup   
   TEXT -2576 576 Left 2 !.options plotwinsize=0 numdgt=15   
   TEXT -2688 1104 Left 2 !.MODEL BCM847BS NPN IS = 1.822E-14 NF = 0.9932 ISE=   
   2.894E-16 NE = 1.4 \n+ BF = 324.4 IKF = 0.109 VAF = 82   
   NR =0.9931 ISC = 9.982E-12 NC = 1.763 \n+ BR = 8.29 IKR = 0.09 VAR = 17.9 RB =   
   10 IRB = 5E-06 RBM = 5 RE = 0.649 \n+ RC = 0.7014 CJE   
   = 1.244E-11 VJE = 0.7579 MJE = 0.3656 TF = 4.908E-10 \n+ XTF = 9.51 VTF =   
   2.927 ITF = 0.3131 PTF = 0 CJC = 3.347E-12 VJC = 0.5463   
   \n+ MJC = 0.391 XCJC= 0.6193 TR = 9E-08 CJS = 0 VJS = 0.75 MJS = 0.333 \n+ XTB   
   = 0 XTI = 3 EG = 1.11 FC = 0.979   
   TEXT -1616 696 Left 2 ;Use https://cabintechglobal.com/as3944-smt\nIt appears   
   to be available at a reasonable price\nand contains   
   four matched npn transistors.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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