From 7e535be4fe3544f133295618e0f22f8655292b10 Mon Sep 17 00:00:00 2001 From: Eugeniy Mikhailov Date: Thu, 17 Jul 2014 17:46:39 -0400 Subject: updates in the LockIn project --- LockInAmp_2014_Owen_v1/LockInAmp_v1.brd | 519 ++++++++++++++++---------------- LockInAmp_2014_Owen_v1/LockInAmp_v1.pro | 16 +- LockInAmp_2014_Owen_v1/LockInAmp_v1.sch | 395 ++++++++++++------------ 3 files changed, 470 insertions(+), 460 deletions(-) diff --git a/LockInAmp_2014_Owen_v1/LockInAmp_v1.brd b/LockInAmp_2014_Owen_v1/LockInAmp_v1.brd index 31cbd90..cf6f898 100644 --- a/LockInAmp_2014_Owen_v1/LockInAmp_v1.brd +++ b/LockInAmp_2014_Owen_v1/LockInAmp_v1.brd @@ -61,11 +61,11 @@ - - - - -Lock-In Amplifier v1 + + + + +Lock-In Amplifier v1 byOwen Wolfe and Eugeniy E. Mikhailov July 2014 @@ -595,49 +595,49 @@ design rules under a new name. - + - + - + - + - + - + - + - + - + - - - + + + - - - + + + - + - + - + @@ -661,20 +661,20 @@ design rules under a new name. - - + + - + - + - - - + + + @@ -686,17 +686,18 @@ design rules under a new name. - + - + - + - - + + + @@ -766,16 +767,15 @@ design rules under a new name. - - + - - - + + + @@ -813,24 +813,8 @@ design rules under a new name. - - - - - - - - - - - - - - - - @@ -840,16 +824,40 @@ design rules under a new name. - - - - - - + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + @@ -867,19 +875,18 @@ design rules under a new name. - + - + - - - - + + + - + @@ -909,25 +916,28 @@ design rules under a new name. - - - - - + + + + - - - - - - + + + + + + + + + + @@ -969,16 +979,16 @@ design rules under a new name. - + - - - - + + + + - + @@ -994,8 +1004,8 @@ design rules under a new name. - - + + @@ -1017,91 +1027,35 @@ design rules under a new name. - + - + - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + + + + + + + + + @@ -1121,14 +1075,61 @@ design rules under a new name. - - - - - + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + @@ -1136,98 +1137,96 @@ design rules under a new name. - - + - + - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + + + + + + + + + + + + + + + + - - - - - - - - - - - + + + + + + - - - - - - - - - + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + @@ -1236,7 +1235,7 @@ design rules under a new name. - + @@ -1261,9 +1260,10 @@ design rules under a new name. - + + - + @@ -1277,39 +1277,38 @@ design rules under a new name. - - - + + + - - - - - - - - - - - - - - - - + + + + + + + + + + + + - - + + + + + @@ -1484,19 +1483,17 @@ design rules under a new name. - + + + - - - - + + + + + + - - - - - - diff --git a/LockInAmp_2014_Owen_v1/LockInAmp_v1.pro b/LockInAmp_2014_Owen_v1/LockInAmp_v1.pro index 3beac5d..2e0c049 100644 --- a/LockInAmp_2014_Owen_v1/LockInAmp_v1.pro +++ b/LockInAmp_2014_Owen_v1/LockInAmp_v1.pro @@ -1,25 +1,25 @@ EAGLE AutoRouter Statistics: -Job : /home/evmik/eagle/LockInAmp_v2014/LockInAmp_v1.brd +Job : /home/evmik/eagle/LockInAmp_2014_Owen_v1/LockInAmp_v1.brd -Start at : 00:33:09 (7/17/14) -End at : 00:33:10 (7/17/14) +Start at : 17:45:59 (7/17/14) +End at : 17:46:00 (7/17/14) Elapsed time : 00:00:01 Signals : 42 RoutingGrid: 50 mil Layers: 2 -Connections : 174 predefined: 170 ( 28 Vias ) +Connections : 176 predefined: 171 ( 23 Vias ) -Router memory : 32736 +Router memory : 33464 Passname : Route Optimize1 Optimize2 Optimize3 Optimize4 -Time per pass : 00:00:00 00:00:00 00:00:00 00:00:00 00:00:01 +Time per pass : 00:00:00 00:00:00 00:00:00 00:00:01 00:00:00 Number of Ripups : 0 0 0 0 0 max. Level : 0 0 0 0 0 max. Total : 0 0 0 0 0 -Routed : 4 4 4 4 4 -Vias : 2 0 0 0 0 +Routed : 5 5 5 5 5 +Vias : 4 2 3 3 3 Resolution : 100.0 % 100.0 % 100.0 % 100.0 % 100.0 % Final : 100.0% finished diff --git a/LockInAmp_2014_Owen_v1/LockInAmp_v1.sch b/LockInAmp_2014_Owen_v1/LockInAmp_v1.sch index 8f34463..37ed36c 100644 --- a/LockInAmp_2014_Owen_v1/LockInAmp_v1.sch +++ b/LockInAmp_2014_Owen_v1/LockInAmp_v1.sch @@ -908,14 +908,14 @@ http://catalog.tycoelectronics.com/TE/bin/TE.Connect?C=1&M=BYPN&PID=4946 ->VALUE +>VALUE ->VALUE +>VALUE @@ -972,7 +972,7 @@ http://catalog.tycoelectronics.com/TE/bin/TE.Connect?C=1&M=BYPN&PID=4946 - + @@ -986,19 +986,19 @@ http://catalog.tycoelectronics.com/TE/bin/TE.Connect?C=1&M=BYPN&PID=4946 - + - + - + @@ -1023,12 +1023,12 @@ http://catalog.tycoelectronics.com/TE/bin/TE.Connect?C=1&M=BYPN&PID=4946 - - + + - + @@ -1077,13 +1077,13 @@ http://catalog.tycoelectronics.com/TE/bin/TE.Connect?C=1&M=BYPN&PID=4946 - + - + @@ -1126,48 +1126,49 @@ http://catalog.tycoelectronics.com/TE/bin/TE.Connect?C=1&M=BYPN&PID=4946 + + -Input Buffer - - - +Input Buffer + + Pre-Amplifier -Pre-Amplifier -All-Pass Amplifier (tuned for 1 kHz fre+quency) -Inverter -Demodulator -Low-Pass Filter/Integrator -Output Buffer -Power Supply -Should add voltage divider to regulate voltage into demodulator and either add buffer or change resistor values in integrator to follow rule of 10 - +Pre-Amplifier +All-Pass Amplifier +(tuned for 1 kHz fre+quency) +Inverter +Demodulator +Low-Pass Filter/Integrator +Output Buffer +Power Supply +Should add voltage divider to regulate voltage into demodulator and either add buffer or change resistor values in integrator to follow rule of 10 - + - + - - + Choose either the Offset Adder or the High Pass filter, Both Will cause the TTL signal to cross zero. Power De-Coupling - - - + + + - - - - -High Pass Filter (AC coupling) -Offset Adder -PI/2 phase Shifter/ ALL Pass Filter -TTL Conditioning + + + + +High Pass Filter +(AC coupling) +Offset Adder +PI/2 phase Shifter/ ALL Pass Filter +TTL Conditioning @@ -1180,66 +1181,65 @@ http://catalog.tycoelectronics.com/TE/bin/TE.Connect?C=1&M=BYPN&PID=4946 -Filter 1 -Filter 2 -Resistors should be large to prevent offsets +Filter 1 +Filter 2 +Resistors should be large to prevent offsets - - - - + + + + - -High Pass -Low Pass + +High Pass +Low Pass -AD630 Balanced Modulator/Demodulator - +AD630 Balanced Modulator/Demodulator + - - + + De-Coupling Capacitors (optional) -Min gain =1 -Max Gain = 10 or 100 -Gain= 1 or 10 +Min gain =1 +Max Gain = 10 or 100 +Gain= 1 or 10 Phase Must be calibrated to pi/2 by user R25=R26 -R7=R2 +R7=R2 R3=R4 -Resistors in filter should increase by a factor of 10 going left to right +Resistors in filter should increase by a factor of 10 going left to right OP amps in this Section can Be LM741s -OP amps should be OP27s Unless noted otherwise -Note that some capacitors are polar -2 power connectors to allow daisy chaining -Demodulator selects gains of +/- 2 -R20=9*R18 +OP amps should be OP27s Unless noted otherwise +Note that some capacitors are polar +2 power connectors to allow daisy chaining +Demodulator selects gains of +/- 2 +R20=9*R18 100k Pot -100k Pot Lock-In amplifier Designed by Owen Wolfe and Eugeniy Mikhailov July 2014 v1 - + - - + + - - - + + + - + @@ -1247,17 +1247,17 @@ July 2014 v1 - + - - + + - + - + @@ -1269,24 +1269,24 @@ July 2014 v1 - - - + + + - - - - - - - - - + + + + + + + + + @@ -1296,13 +1296,13 @@ July 2014 v1 - + - + @@ -1313,7 +1313,7 @@ July 2014 v1 - + @@ -1341,7 +1341,7 @@ July 2014 v1 - + @@ -1358,9 +1358,9 @@ July 2014 v1 - - - + + + @@ -1374,21 +1374,23 @@ July 2014 v1 - + - + - - + + - - - + + + - - + + + + @@ -1408,7 +1410,7 @@ July 2014 v1 - + @@ -1416,28 +1418,28 @@ July 2014 v1 - - - - + + + + - - - - + + + + - - - - - - - - + + + + + + + + @@ -1474,16 +1476,16 @@ July 2014 v1 - + - + - + @@ -1534,9 +1536,9 @@ July 2014 v1 - @@ -1594,8 +1596,8 @@ July 2014 v1 - - + + @@ -1635,18 +1637,18 @@ July 2014 v1 - - + + - + - + @@ -1667,17 +1669,22 @@ July 2014 v1 - + + + + + + - - - - - - + + + + + + @@ -1703,7 +1710,7 @@ July 2014 v1 - + @@ -1735,7 +1742,7 @@ July 2014 v1 - + @@ -1745,12 +1752,16 @@ July 2014 v1 - + + + + + @@ -1799,7 +1810,7 @@ July 2014 v1 - + @@ -1823,15 +1834,15 @@ July 2014 v1 - + - - + + - - - - + + + + @@ -1867,7 +1878,7 @@ July 2014 v1 - + @@ -1888,20 +1899,19 @@ July 2014 v1 - + - - - + + - - - - + + + + @@ -1915,7 +1925,7 @@ July 2014 v1 - + @@ -1931,7 +1941,7 @@ July 2014 v1 - + @@ -1950,7 +1960,7 @@ July 2014 v1 - + @@ -1958,7 +1968,8 @@ July 2014 v1 - + + @@ -1972,10 +1983,10 @@ July 2014 v1 - - - - + + + + @@ -1987,12 +1998,12 @@ July 2014 v1 - + - - + + @@ -2003,12 +2014,13 @@ July 2014 v1 - - + + - - + + + @@ -2029,7 +2041,7 @@ July 2014 v1 - + @@ -2102,12 +2114,12 @@ July 2014 v1 - + - + - - + + @@ -2156,7 +2168,7 @@ July 2014 v1 - + @@ -2248,13 +2260,13 @@ July 2014 v1 - + - + - - + + @@ -2288,11 +2300,12 @@ July 2014 v1 - - - - - + + + + + + @@ -2300,14 +2313,14 @@ July 2014 v1 - + - + -- cgit v1.2.3