diff --git a/hardware/CosmicWatch_SipmVIN.asc b/hardware/CosmicWatch_SipmVIN.asc
new file mode 100644
index 0000000..93da33c
--- /dev/null
+++ b/hardware/CosmicWatch_SipmVIN.asc
@@ -0,0 +1,142 @@
+Version 4.1
+SHEET 1 948 680
+WIRE -368 -304 -368 -320
+WIRE -368 -224 -368 -304
+WIRE -368 -224 -464 -224
+WIRE -272 -224 -368 -224
+WIRE -144 -224 -272 -224
+WIRE 48 -224 -64 -224
+WIRE 48 -64 48 -224
+WIRE -272 -16 -272 -224
+WIRE -96 -16 -272 -16
+WIRE 320 -16 192 -16
+WIRE 480 -16 320 -16
+WIRE 576 -16 480 -16
+WIRE 640 -16 576 -16
+WIRE 768 -16 704 -16
+WIRE 864 -16 768 -16
+WIRE 480 0 480 -16
+WIRE 576 0 576 -16
+WIRE 768 0 768 -16
+WIRE 480 64 320 64
+WIRE 576 80 576 64
+WIRE 768 80 768 48
+WIRE 768 80 576 80
+WIRE 576 96 576 80
+WIRE -400 144 -400 64
+WIRE -352 144 -400 144
+WIRE -256 144 -352 144
+WIRE -96 144 -176 144
+WIRE 320 144 320 64
+WIRE 320 144 192 144
+WIRE -352 160 -352 144
+WIRE -352 240 -352 224
+WIRE 320 256 320 224
+WIRE -464 288 -464 -144
+WIRE 48 288 48 192
+WIRE 48 288 -464 288
+WIRE -464 368 -464 288
+WIRE 320 368 256 368
+WIRE 384 368 320 368
+WIRE 448 368 384 368
+WIRE 464 368 448 368
+WIRE 576 368 544 368
+WIRE 608 368 576 368
+WIRE 864 368 864 -16
+WIRE 864 368 688 368
+WIRE 320 416 320 368
+WIRE 384 416 384 368
+WIRE 448 416 448 368
+WIRE 576 416 576 368
+WIRE 320 528 320 480
+WIRE 384 528 384 480
+WIRE 384 528 320 528
+WIRE 448 528 448 480
+WIRE 448 528 384 528
+WIRE 576 528 576 480
+WIRE 576 528 448 528
+WIRE 448 608 448 528
+FLAG -368 -368 0
+FLAG 320 256 0
+FLAG 576 96 0
+FLAG -352 240 0
+FLAG -400 -16 0
+FLAG -464 368 0
+FLAG 448 608 0
+FLAG 256 368 Sipm
+SYMBOL PowerProducts\\LT3461 48 64 R0
+SYMATTR InstName U1
+SYMBOL voltage -464 -240 R0
+WINDOW 123 0 0 Left 0
+WINDOW 39 0 0 Left 0
+SYMATTR InstName V1
+SYMATTR Value 5
+SYMBOL cap -384 -368 R0
+SYMATTR InstName C1
+SYMATTR Value .001
+SYMBOL ind -48 -240 R90
+WINDOW 0 5 56 VBottom 2
+WINDOW 3 32 56 VTop 2
+SYMATTR InstName L1
+SYMATTR Value .047
+SYMBOL res 304 -32 R0
+SYMATTR InstName R1
+SYMATTR Value 226K
+SYMATTR SpiceLine tol=1 pwr=0.1
+SYMBOL cap 464 0 R0
+WINDOW 3 30 53 Left 2
+SYMATTR Value 22p
+SYMATTR InstName C2
+SYMBOL res 304 128 R0
+SYMATTR InstName R2
+SYMATTR Value 10K
+SYMATTR SpiceLine tol=1 pwr=0.1
+SYMBOL cap 560 0 R0
+SYMATTR InstName C3
+SYMATTR Value 0.47µ
+SYMBOL FerriteBead 672 -16 R90
+WINDOW 0 -16 0 VBottom 2
+SYMATTR InstName L2
+SYMATTR Value 2.7µ
+SYMATTR SpiceLine Ipk=0.05 Rser=0.401 Rpar=2600 Cpar=730f mfg="Würth Elektronik" pn="742792695 WE-CBF 0603"
+SYMBOL cap 752 -16 R0
+SYMATTR InstName C4
+SYMATTR Value 1µ
+SYMBOL res -160 128 R90
+WINDOW 0 0 56 VBottom 2
+WINDOW 3 32 56 VTop 2
+SYMATTR InstName R3
+SYMATTR Value 47k
+SYMBOL cap -368 160 R0
+SYMATTR InstName C5
+SYMATTR Value 47n
+SYMBOL voltage -400 80 R180
+WINDOW 0 24 96 Left 2
+WINDOW 3 24 16 Left 2
+WINDOW 123 0 0 Left 0
+WINDOW 39 0 0 Left 0
+SYMATTR InstName V2
+SYMATTR Value 5
+SYMBOL res 704 352 R90
+WINDOW 0 0 56 VBottom 2
+WINDOW 3 32 56 VTop 2
+SYMATTR InstName R4
+SYMATTR Value 49.9
+SYMBOL res 560 352 R90
+WINDOW 0 0 56 VBottom 2
+WINDOW 3 32 56 VTop 2
+SYMATTR InstName R5
+SYMATTR Value 49.9
+SYMBOL cap 560 416 R0
+SYMATTR InstName C6
+SYMATTR Value 10n
+SYMBOL cap 432 416 R0
+SYMATTR InstName C7
+SYMATTR Value 10n
+SYMBOL cap 368 416 R0
+SYMATTR InstName C8
+SYMATTR Value 10n
+SYMBOL cap 304 416 R0
+SYMATTR InstName C9
+SYMATTR Value 10n
+TEXT -496 632 Left 2 !.tran 1
diff --git a/hardware/ZCosmicWatch_amplifier.asc b/hardware/ZCosmicWatch_amplifier.asc
new file mode 100644
index 0000000..bed04e7
--- /dev/null
+++ b/hardware/ZCosmicWatch_amplifier.asc
@@ -0,0 +1,128 @@
+Version 4.1
+SHEET 1 1288 680
+WIRE 224 112 224 80
+WIRE 192 128 176 128
+WIRE 336 144 336 128
+WIRE 336 144 256 144
+WIRE -16 160 -160 160
+WIRE 192 160 -16 160
+WIRE 416 176 384 176
+WIRE 560 192 480 192
+WIRE 608 192 560 192
+WIRE 656 192 624 192
+WIRE 736 192 656 192
+WIRE 832 192 736 192
+WIRE 928 192 896 192
+WIRE 1040 192 1008 192
+WIRE 336 208 336 144
+WIRE 416 208 336 208
+WIRE 736 208 736 192
+WIRE -16 224 -16 160
+WIRE 176 256 176 128
+WIRE 224 256 176 256
+WIRE 240 256 224 256
+WIRE 336 256 336 208
+WIRE 336 256 320 256
+WIRE 384 272 384 176
+WIRE 448 272 384 272
+WIRE 448 320 448 272
+WIRE 480 320 448 320
+WIRE 560 320 560 192
+WIRE 560 320 544 320
+WIRE 448 336 448 320
+WIRE 224 352 224 256
+WIRE 256 352 224 352
+WIRE 336 352 336 256
+WIRE 336 352 320 352
+WIRE 176 368 176 256
+WIRE 480 384 480 320
+WIRE 544 384 480 384
+WIRE 656 384 656 192
+WIRE 656 384 624 384
+FLAG 1040 192 post_processed_sig
+FLAG 448 416 0
+FLAG 736 272 0
+FLAG 176 448 0
+FLAG 336 48 0
+FLAG -16 304 0
+FLAG 224 176 0
+FLAG 448 224 0
+FLAG 224 0 0
+FLAG 448 80 0
+FLAG -160 160 SIPM_Sig
+SYMBOL voltage -16 208 R0
+WINDOW 3 -375 48 Left 2
+WINDOW 123 0 0 Left 0
+WINDOW 39 0 0 Left 0
+SYMATTR Value PULSE(0 55m 0 .25u .25u 0 1 1)
+SYMATTR InstName V1
+SYMBOL OpAmps\\LT1807 224 80 R0
+SYMATTR InstName U1
+SYMBOL OpAmps\\LT1807 448 128 R0
+SYMATTR InstName U2
+SYMBOL diode 560 208 R270
+WINDOW 0 32 32 VTop 2
+WINDOW 3 0 32 VBottom 2
+SYMATTR InstName D1
+SYMBOL diode 480 336 R270
+WINDOW 0 32 32 VTop 2
+WINDOW 3 0 32 VBottom 2
+SYMATTR InstName D2
+SYMBOL res 432 320 R0
+WINDOW 0 14 19 Right 2
+WINDOW 3 0 47 Right 2
+SYMATTR InstName R2
+SYMATTR Value 100K
+SYMATTR SpiceLine tol=1 pwr=0.1
+SYMBOL res 640 368 R90
+WINDOW 0 0 56 VBottom 2
+WINDOW 3 32 56 VTop 2
+SYMATTR InstName R3
+SYMATTR Value 100K
+SYMATTR SpiceLine tol=1 pwr=0.1
+SYMBOL cap 720 208 R0
+SYMATTR InstName C2
+SYMATTR Value 20n
+SYMBOL res 336 240 R90
+WINDOW 0 0 56 VBottom 2
+WINDOW 3 32 56 VTop 2
+SYMATTR InstName R4
+SYMATTR Value 10K
+SYMATTR SpiceLine tol=1 pwr=0.1
+SYMBOL res 160 352 R0
+SYMATTR InstName R5
+SYMATTR Value 249
+SYMATTR SpiceLine tol=1 pwr=0.1
+SYMBOL cap 320 336 R90
+WINDOW 0 0 32 VBottom 2
+WINDOW 3 32 32 VTop 2
+SYMATTR InstName C3
+SYMATTR Value 10p
+SYMBOL res 320 32 R0
+SYMATTR InstName R6
+SYMATTR Value 10k
+SYMBOL voltage 224 96 R180
+WINDOW 0 24 96 Left 2
+WINDOW 3 24 16 Left 2
+WINDOW 123 0 0 Left 0
+WINDOW 39 0 0 Left 0
+SYMATTR InstName V2
+SYMATTR Value 5
+SYMBOL voltage 448 176 R180
+WINDOW 0 24 96 Left 2
+WINDOW 3 24 16 Left 2
+WINDOW 123 0 0 Left 0
+WINDOW 39 0 0 Left 0
+SYMATTR InstName V3
+SYMATTR Value 5
+SYMBOL cap 896 176 R90
+WINDOW 0 0 32 VBottom 2
+WINDOW 3 32 32 VTop 2
+SYMATTR InstName C1
+SYMATTR Value 0
+SYMBOL res 1024 176 R90
+WINDOW 0 0 56 VBottom 2
+WINDOW 3 32 56 VTop 2
+SYMATTR InstName R1
+SYMATTR Value 0
+TEXT 928 112 Left 2 !.tran .5