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1-to-8 Pulse and Frequency Distribution Amplifier
Commit e53da447 authored by Anders Wallin's avatar Anders Wallin
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alternative cm-choke part. 

add through-hole LED part suggestion.
move LEDs outboard to 16mm pitch
parent ab7f78f9
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Showing with 98 additions and 116 deletions
fda_2017.03/FDA_PSU.sch
View file @ e53da447
EESchema Schematic File Version 2
LIBS:fda_2017.03-rescue
LIBS:power
LIBS:device
LIBS:transistors
......@@ -30,7 +29,6 @@ LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:aw
LIBS:fda_2017.03-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
......@@ -67,8 +65,8 @@ F 3 "" H 6100 4250 60 0000 C CNN
1 6100 4250
1 0 0 -1
$EndComp
Text Notes 1900 3950 0 60 ~ 0
Farnell 9621261 \nTDK ZJYS51R5-2PT-01 \n
Text Notes 1450 4200 0 60 ~ 0
Obsolete:\nFarnell 9621261 \nTDK ZJYS51R5-2PT-01 \nReplacement:\nSRF0905-100YCT-ND
$Comp
L CM-CHOKE T901
U 1 1 5658518C
......@@ -118,7 +116,7 @@ Wire Wire Line
4900 3550 4850 3550
$Bitmap
Pos 4250 2750
Scale 1.000000
Scale 1,000000
Data
89 50 4E 47 0D 0A 1A 0A 00 00 00 0D 49 48 44 52 00 00 01 FA 00 00 00 96 08 02 00 00 00 B9 36 DD
8B 00 00 00 03 73 42 49 54 08 08 08 DB E1 4F E0 00 00 00 09 70 48 59 73 00 00 0A F0 00 00 0A F0
......@@ -1103,7 +1101,7 @@ Text Notes 7100 3150 0 60 ~ 0
Vout = +1.21V(1+( R2/R1) \n+ I_ADJ*R2
$Bitmap
Pos 4350 1500
Scale 1.000000
Scale 1,000000
Data
89 50 4E 47 0D 0A 1A 0A 00 00 00 0D 49 48 44 52 00 00 02 C6 00 00 01 D5 08 02 00 00 00 7D A0 AA
4A 00 00 00 03 73 42 49 54 08 08 08 DB E1 4F E0 00 00 00 09 70 48 59 73 00 00 0A F0 00 00 0A F0
......@@ -8364,8 +8362,8 @@ A6 14 08 04 02 81 40 20 F4 00 9A 52 20 10 08 04 02 81 D0 03 68 4A 81 40 20 10 08
00 49 45 4E 44 AE 42 60 82
EndData
$EndBitmap
Text Notes 3000 4200 0 60 ~ 0
digikey 587-1754-1-ND\nferrite bead 1210-size
Text Notes 3150 4400 0 60 ~ 0
digikey 587-1754-1-ND\nferrite bead 1210-size\nalternative: 2u2 Inductor
Wire Notes Line
5450 3100 5450 700
Wire Notes Line
......@@ -8639,9 +8637,9 @@ Text Notes 10050 2350 0 60 ~ 0
Text Notes 9950 4700 0 60 ~ 0
20mA
Text Notes 10150 1450 0 60 ~ 0
+5.97 V
Measured (typ.)\n+5.97 V
Text Notes 10100 3800 0 60 ~ 0
-5.99V
Meausred (typ.).\n-5.99V
Text Notes 7000 6500 0 60 ~ 0
Copyright Anders E. E. Wallin 2017.\n\nThis documentation describes Open Hardware and is licensed under the CERN OHL v. 1.2.\n\nYou may redistribute and modify this documentation under the terms of the\nCERN OHL v.1.2. (http://ohwr.org/cernohl). This documentation is distributed\nWITHOUT ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING OF\nMERCHANTABILITY, SATISFACTORY QUALITY AND FITNESS FOR A\nPARTICULAR PURPOSE. Please see the CERN OHL v.1.2 for applicable conditions
Wire Notes Line
......@@ -8694,4 +8692,6 @@ Wire Wire Line
Wire Wire Line
10450 2100 9900 2100
Connection ~ 9900 2100
Text Notes 8800 3200 0 60 ~ 0
Through-hole LEDs e.g. SunLED "side look lamp"\n1497-1360-ND (red, 2V 20mA)\n1497-1358-ND (yellow, 2.1V 20mA)
$EndSCHEMATC
fda_2017.03/fda_2017.03.kicad_pcb
View file @ e53da447
......@@ -3,12 +3,12 @@
(general
(links 625)
(no_connects 0)
(area 49.949999 62.949999 220.050001 133.050001)
(area 14.749999 21.525 277.357142 195.250001)
(thickness 1.6)
(drawings 82)
(tracks 904)
(drawings 83)
(tracks 901)
(zones 0)
(modules 419)
(modules 417)
(nets 134)
)
......@@ -18,6 +18,7 @@
(date 2017-03-03)
(rev 2017.03)
(comment 1 "Anders Wallin (anders.e.e.wallin \"at\" gmail.com)")
(comment 2 "- Addded through-hole LEDs. Moved LEDs outwards to 16mm pitch spacing")
)
(layers
......@@ -383,6 +384,30 @@
(add_net Vin_POS)
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 5A54809A)
(at 62 64)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
(fp_text value VIA_0.4mmDrill_0.7mmPad (at 0 -0.5) (layer F.Fab) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
(pad 1 thru_hole circle (at 0 0) (size 0.7 0.7) (drill 0.4) (layers *.Cu)
(net 1 GND) (zone_connect 2))
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 5A548002)
(at 210 68)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
(fp_text value VIA_0.4mmDrill_0.7mmPad (at 0 -0.5) (layer F.Fab) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
(pad 1 thru_hole circle (at 0 0) (size 0.7 0.7) (drill 0.4) (layers *.Cu)
(net 1 GND) (zone_connect 2))
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 593FCD6C)
(at 67 128)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
......@@ -1415,18 +1440,6 @@
(net 1 GND) (zone_connect 2))
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 586CFC19)
(at 57 64)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
(fp_text value VIA_0.4mmDrill_0.7mmPad (at 0 -0.5) (layer F.Fab) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
(pad 1 thru_hole circle (at 0 0) (size 0.7 0.7) (drill 0.4) (layers *.Cu)
(net 1 GND) (zone_connect 2))
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 586CFC15)
(at 51 64)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
......@@ -1692,7 +1705,7 @@
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 586CFB46)
(at 213 64)
(at 217 64)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
......@@ -2195,18 +2208,6 @@
(net 1 GND) (zone_connect 2))
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 586CF784)
(at 212 71)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
(fp_text value VIA_0.4mmDrill_0.7mmPad (at 0 -0.5) (layer F.Fab) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
(pad 1 thru_hole circle (at 0 0) (size 0.7 0.7) (drill 0.4) (layers *.Cu)
(net 1 GND) (zone_connect 2))
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 586CF780)
(at 145 117)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
......@@ -2388,7 +2389,7 @@
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 586CF744)
(at 215 64)
(at 210 64)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
......@@ -2471,18 +2472,6 @@
(net 1 GND) (zone_connect 2))
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 586CF728)
(at 55 72)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
(fp_text value VIA_0.4mmDrill_0.7mmPad (at 0 -0.5) (layer F.Fab) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
(pad 1 thru_hole circle (at 0 0) (size 0.7 0.7) (drill 0.4) (layers *.Cu)
(net 1 GND) (zone_connect 2))
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 586CF724)
(at 196 132)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
......@@ -2531,20 +2520,8 @@
(net 1 GND) (zone_connect 2))
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 586CF714)
(at 215 72)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
(fp_text value VIA_0.4mmDrill_0.7mmPad (at 0 -0.5) (layer F.Fab) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
(pad 1 thru_hole circle (at 0 0) (size 0.7 0.7) (drill 0.4) (layers *.Cu)
(net 1 GND) (zone_connect 2))
)
(module awallin:VIA_0.4mmDrill_0.7mmPad (layer F.Cu) (tedit 586CF149) (tstamp 586CF70C)
(at 55 64)
(at 52.5 64)
(fp_text reference VIA (at 0 0.5) (layer F.SilkS) hide
(effects (font (size 0.2 0.2) (thickness 0.05)))
)
......@@ -9018,12 +8995,12 @@
)
(module LEDs:LED_0805 (layer F.Cu) (tedit 57FE93EC) (tstamp 58B9F543)
(at 210 64)
(at 214.9 64)
(descr "LED 0805 smd package")
(tags "LED led 0805 SMD smd SMT smt smdled SMDLED smtled SMTLED")
(path /56CEB2D3/58B950B9)
(attr smd)
(fp_text reference D903 (at -4 0) (layer F.SilkS)
(fp_text reference D903 (at 0.1 3.75) (layer F.SilkS)
(effects (font (size 1 1) (thickness 0.15)))
)
(fp_text value LED_SMD (at 0 1.55) (layer F.Fab)
......@@ -9056,12 +9033,12 @@
)
(module LEDs:LED_0805 (layer F.Cu) (tedit 57FE93EC) (tstamp 58B9F557)
(at 60 64)
(at 54.9 64)
(descr "LED 0805 smd package")
(tags "LED led 0805 SMD smd SMT smt smdled SMDLED smtled SMTLED")
(path /56CEB2D3/58B9662A)
(attr smd)
(fp_text reference D904 (at -4 0) (layer F.SilkS)
(fp_text reference D904 (at -0.4 4) (layer F.SilkS)
(effects (font (size 1 1) (thickness 0.15)))
)
(fp_text value LED_SMD (at 0 1.55) (layer F.Fab)
......@@ -10049,11 +10026,11 @@
)
(module LEDs:LED_SideEmitter_Rectangular_W4.5mm_H1.6mm (layer F.Cu) (tedit 587A6921) (tstamp 5A467B32)
(at 208.71 66)
(at 213.71 66)
(descr "LED_SideEmitter_Rectangular, Rectangular, SideEmitter, Rectangular size 4.5x1.6mm^2, 2 pins, http://cdn-reichelt.de/documents/datenblatt/A500/LED15MMGE_LED15MMGN%23KIN.pdf")
(tags "LED_SideEmitter_Rectangular Rectangular SideEmitter Rectangular size 4.5x1.6mm^2 2 pins")
(path /56CEB2D3/5A468DC0)
(fp_text reference D905 (at 1.27 -1.86) (layer F.SilkS)
(fp_text reference D905 (at 1.29 3.25) (layer F.SilkS)
(effects (font (size 1 1) (thickness 0.15)))
)
(fp_text value LED_ALT (at 1.27 1.86) (layer F.Fab)
......@@ -10085,11 +10062,11 @@
)
(module LEDs:LED_SideEmitter_Rectangular_W4.5mm_H1.6mm (layer F.Cu) (tedit 587A6921) (tstamp 5A467B38)
(at 58.71 66)
(at 53.75 66)
(descr "LED_SideEmitter_Rectangular, Rectangular, SideEmitter, Rectangular size 4.5x1.6mm^2, 2 pins, http://cdn-reichelt.de/documents/datenblatt/A500/LED15MMGE_LED15MMGN%23KIN.pdf")
(tags "LED_SideEmitter_Rectangular Rectangular SideEmitter Rectangular size 4.5x1.6mm^2 2 pins")
(path /56CEB2D3/5A469216)
(fp_text reference D906 (at -3.46 0) (layer F.SilkS)
(fp_text reference D906 (at 0.75 3.5) (layer F.SilkS)
(effects (font (size 1 1) (thickness 0.15)))
)
(fp_text value LED_ALT (at 1.27 1.86) (layer F.Fab)
......@@ -10120,6 +10097,42 @@
)
)
(dimension 16 (width 0.3) (layer Dwgs.User)
(gr_text "16,000 mm" (at 207 54.65) (layer Dwgs.User)
(effects (font (size 1.5 1.5) (thickness 0.3)))
)
(feature1 (pts (xy 215 63) (xy 215 53.3)))
(feature2 (pts (xy 199 63) (xy 199 53.3)))
(crossbar (pts (xy 199 56) (xy 215 56)))
(arrow1a (pts (xy 215 56) (xy 213.873496 56.586421)))
(arrow1b (pts (xy 215 56) (xy 213.873496 55.413579)))
(arrow2a (pts (xy 199 56) (xy 200.126504 56.586421)))
(arrow2b (pts (xy 199 56) (xy 200.126504 55.413579)))
)
(dimension 16 (width 0.3) (layer Dwgs.User)
(gr_text "16,000 mm" (at 63 54.65) (layer Dwgs.User)
(effects (font (size 1.5 1.5) (thickness 0.3)))
)
(feature1 (pts (xy 55 63) (xy 55 53.3)))
(feature2 (pts (xy 71 63) (xy 71 53.3)))
(crossbar (pts (xy 71 56) (xy 55 56)))
(arrow1a (pts (xy 55 56) (xy 56.126504 55.413579)))
(arrow1b (pts (xy 55 56) (xy 56.126504 56.586421)))
(arrow2a (pts (xy 71 56) (xy 69.873496 55.413579)))
(arrow2b (pts (xy 71 56) (xy 69.873496 56.586421)))
)
(dimension 3 (width 0.3) (layer Dwgs.User)
(gr_text "3,000 mm" (at 225.35 64.5 90) (layer Dwgs.User)
(effects (font (size 1.5 1.5) (thickness 0.3)))
)
(feature1 (pts (xy 220 63) (xy 226.7 63)))
(feature2 (pts (xy 220 66) (xy 226.7 66)))
(crossbar (pts (xy 224 66) (xy 224 63)))
(arrow1a (pts (xy 224 63) (xy 224.586421 64.126504)))
(arrow1b (pts (xy 224 63) (xy 223.413579 64.126504)))
(arrow2a (pts (xy 224 66) (xy 224.586421 64.873496)))
(arrow2b (pts (xy 224 66) (xy 223.413579 64.873496)))
)
(gr_line (start 15 195) (end 15 168) (layer Dwgs.User) (width 0.5))
(gr_line (start 122 195) (end 15 195) (layer Dwgs.User) (width 0.5))
(gr_line (start 122 168) (end 122 195) (layer Dwgs.User) (width 0.5))
......@@ -10130,18 +10143,6 @@
(gr_text "center of SMA-connector is 6.35mm up from PCB topside\nposition light-hole for SMD LED 5.35mm down from SMA-center (1mm up from PCB topside)" (at 169 24) (layer Dwgs.User)
(effects (font (size 1.5 1.5) (thickness 0.3)) (justify left))
)
(dimension 10 (width 0.3) (layer Dwgs.User)
(gr_text "10,000 mm" (at 215 53.65) (layer Dwgs.User)
(effects (font (size 1.5 1.5) (thickness 0.3)))
)
(feature1 (pts (xy 210 63) (xy 210 52.3)))
(feature2 (pts (xy 220 63) (xy 220 52.3)))
(crossbar (pts (xy 220 55) (xy 210 55)))
(arrow1a (pts (xy 210 55) (xy 211.126504 54.413579)))
(arrow1b (pts (xy 210 55) (xy 211.126504 55.586421)))
(arrow2a (pts (xy 220 55) (xy 218.873496 54.413579)))
(arrow2b (pts (xy 220 55) (xy 218.873496 55.586421)))
)
(gr_text -6V (at 206.5 101) (layer F.SilkS) (tstamp 593FCBF3)
(effects (font (size 0.7 0.7) (thickness 0.175)))
)
......@@ -10260,18 +10261,6 @@
(arrow2a (pts (xy 215 135) (xy 216.126504 135.586421)))
(arrow2b (pts (xy 215 135) (xy 216.126504 134.413579)))
)
(dimension 5 (width 0.3) (layer Dwgs.User)
(gr_text "5,000 mm" (at 224.35 65.5 90) (layer Dwgs.User)
(effects (font (size 1.5 1.5) (thickness 0.3)))
)
(feature1 (pts (xy 215 63) (xy 225.7 63)))
(feature2 (pts (xy 215 68) (xy 225.7 68)))
(crossbar (pts (xy 223 68) (xy 223 63)))
(arrow1a (pts (xy 223 63) (xy 223.586421 64.126504)))
(arrow1b (pts (xy 223 63) (xy 222.413579 64.126504)))
(arrow2a (pts (xy 223 68) (xy 223.586421 66.873496)))
(arrow2b (pts (xy 223 68) (xy 222.413579 66.873496)))
)
(dimension 5 (width 0.3) (layer Dwgs.User)
(gr_text "5,000 mm" (at 217.5 57.65) (layer Dwgs.User)
(effects (font (size 1.5 1.5) (thickness 0.3)))
......@@ -10512,10 +10501,6 @@
(gr_line (start 87 63) (end 87 163) (layer Dwgs.User) (width 0.2))
(gr_line (start 71 63) (end 71 163) (layer Dwgs.User) (width 0.2))
(segment (start 211.25 66) (end 211.25 64.15) (width 0.35) (layer F.Cu) (net 1))
(segment (start 211.25 64.15) (end 211.1 64) (width 0.35) (layer F.Cu) (net 1))
(segment (start 58.71 66) (end 58.71 64.19) (width 0.35) (layer F.Cu) (net 1))
(segment (start 58.71 64.19) (end 58.9 64) (width 0.35) (layer F.Cu) (net 1))
(segment (start 219 128) (end 218.324999 127.324999) (width 0.35) (layer F.Cu) (net 1))
(segment (start 218.324999 127.324999) (end 215.675001 127.324999) (width 0.35) (layer F.Cu) (net 1))
(segment (start 215.675001 127.324999) (end 215 128) (width 0.35) (layer F.Cu) (net 1))
......@@ -11357,16 +11342,17 @@
(segment (start 199 86) (end 199 84.95) (width 0.35) (layer F.Cu) (net 88))
(segment (start 199.635 86.635) (end 199 86) (width 0.35) (layer F.Cu) (net 88))
(segment (start 199.635 87.8) (end 199.635 86.635) (width 0.35) (layer F.Cu) (net 88))
(segment (start 208.71 66) (end 208.71 64.19) (width 0.35) (layer F.Cu) (net 89))
(segment (start 208.71 64.19) (end 208.9 64) (width 0.35) (layer F.Cu) (net 89))
(segment (start 210 69) (end 208.71 67.71) (width 0.35) (layer F.Cu) (net 89))
(segment (start 208.71 67.71) (end 208.71 66) (width 0.35) (layer F.Cu) (net 89))
(segment (start 210 70.1) (end 210 69) (width 0.35) (layer F.Cu) (net 89))
(segment (start 61.25 66) (end 61.25 64.15) (width 0.35) (layer F.Cu) (net 90))
(segment (start 61.25 64.15) (end 61.1 64) (width 0.35) (layer F.Cu) (net 90))
(segment (start 61.25 67.15) (end 61.25 66) (width 0.35) (layer F.Cu) (net 90))
(segment (start 60 69.1) (end 60 68.4) (width 0.35) (layer F.Cu) (net 90))
(segment (start 60 68.4) (end 61.25 67.15) (width 0.35) (layer F.Cu) (net 90))
(segment (start 213.71 66) (end 213.71 64.09) (width 0.35) (layer F.Cu) (net 89))
(segment (start 213.71 64.09) (end 213.8 64) (width 0.35) (layer F.Cu) (net 89))
(segment (start 210 70.1) (end 210.86 70.1) (width 0.35) (layer F.Cu) (net 89))
(segment (start 210.86 70.1) (end 213.71 67.25) (width 0.35) (layer F.Cu) (net 89))
(segment (start 213.71 67.25) (end 213.71 66) (width 0.35) (layer F.Cu) (net 89))
(segment (start 56.29 66) (end 56.29 64.29) (width 0.35) (layer F.Cu) (net 90))
(segment (start 56.29 64.29) (end 56 64) (width 0.35) (layer F.Cu) (net 90))
(segment (start 56.25 67.25) (end 56.25 66.04) (width 0.35) (layer F.Cu) (net 90))
(segment (start 56.25 66.04) (end 56.29 66) (width 0.35) (layer F.Cu) (net 90))
(segment (start 58.1 69.1) (end 56.25 67.25) (width 0.35) (layer F.Cu) (net 90))
(segment (start 60 69.1) (end 58.1 69.1) (width 0.35) (layer F.Cu) (net 90))
(segment (start 87 83.05) (end 87 81.45) (width 0.35) (layer F.Cu) (net 91))
(segment (start 103 83.05) (end 103 81.45) (width 0.35) (layer F.Cu) (net 92))
(segment (start 119 83.05) (end 119 81.45) (width 0.35) (layer F.Cu) (net 93))
......
fda_2017.03/fda_2017.03.sch
View file @ e53da447
EESchema Schematic File Version 2
LIBS:fda_2017.03-rescue
LIBS:power
LIBS:device
LIBS:transistors
......@@ -30,7 +29,6 @@ LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:aw
LIBS:fda_2017.03-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
......@@ -651,7 +649,7 @@ Wire Wire Line
Text Notes 5750 3800 0 60 ~ 0
100pF added to\nreduce gain-peaking
Text Notes 4350 5000 0 60 ~ 0
Suggestions for next version:\n- the long transmission line from U101 to output "rings". solved with 100pF cap, but is there a better way?\n- DONE move voltage regulators far away from op-amps\n- DONE provide LEDs indicating +/-6V rails are ok\n- matched-pair resistors where applicable?
Suggestions for next version:\n- the long transmission line from U101 to output "rings". solved with 100pF cap, but is there a better way?\n- matched-pair resistors where applicable?
Connection ~ 6250 2650
$Comp
L Conn_Coaxial J102
......
fda_2017.03/output_stage.sch
View file @ e53da447
EESchema Schematic File Version 2
LIBS:fda_2017.03-rescue
LIBS:power
LIBS:device
LIBS:transistors
......@@ -30,7 +29,6 @@ LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:aw
LIBS:fda_2017.03-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
......
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