v 20010722 C 32200 55400 1 0 0 capacitor-1.sym { T 32600 56129 5 10 1 1 0 0 uref=C1 T 32529 55900 5 10 1 1 0 0 value=47p } C 33200 54700 1 90 0 resistor-2.sym { T 32874 55236 5 10 1 1 180 0 uref=R3 T 32500 54850 5 10 1 1 0 0 value=2M2 } C 33000 54400 1 0 0 gnd-1.sym C 32300 55800 1 90 0 resistor-2.sym { T 31911 56488 5 10 1 1 180 0 uref=R1 T 31600 56116 5 10 1 1 0 0 value=220k } C 32100 54400 1 0 0 gnd-1.sym N 32200 55600 32200 55800 4 C 33900 58500 1 90 0 resistor-2.sym { T 34300 59100 5 10 1 1 180 0 uref=R4 T 34000 58800 5 10 1 1 0 0 value=180k } C 32900 58800 1 90 0 capacitor-1.sym { T 33300 59400 5 10 1 1 180 0 uref=C2 T 33000 59000 5 10 1 1 0 0 value=100n } C 32600 58500 1 0 0 gnd-1.sym C 36200 56800 1 90 0 resistor-2.sym { T 36500 57400 5 10 1 1 180 0 uref=R6 T 36300 57000 5 10 1 1 0 0 value=330 } C 32200 57400 1 90 0 decon-1.sym { T 31800 57400 5 10 1 1 0 0 uref=P1 } T 31700 61600 9 10 1 0 0 0 P1 T 31700 61200 9 10 1 0 0 0 P2 T 31700 60800 9 10 1 0 0 0 P3 T 32500 60800 9 10 1 0 0 0 6V to 10V L 32200 61900 32200 60700 3 0 0 0 -1 -1 L 31500 61500 34700 61500 3 0 0 0 -1 -1 L 31500 61100 34700 61100 3 0 0 0 -1 -1 T 32500 61600 9 10 1 0 0 0 12V T 32500 61200 9 10 1 0 0 0 3.5V to 4V L 33700 61900 33700 60700 3 0 0 0 -1 -1 T 31700 62000 9 10 1 0 0 0 Point T 32400 62000 9 10 1 0 0 0 DC voltage T 34000 62000 9 10 1 0 0 0 Adjust T 33900 61600 9 10 1 0 0 0 N/A T 33900 61200 9 10 1 0 0 0 R6 T 33900 60800 9 10 1 0 0 0 R8 B 31500 60700 3200 1200 3 0 0 0 -1 -1 0 -1 -1 -1 -1 -1 T 48000 48300 8 10 1 1 0 0 file=licensed under GPL T 47900 48000 8 10 1 1 0 0 page=1 T 52200 48300 8 10 1 1 0 0 revision=15th December 2001 T 52200 48000 8 10 1 1 0 0 drawn by=Clock T 49600 48000 8 10 1 1 0 0 of=1 T 31500 52600 9 10 1 0 0 0 1.7pA/sqrt(Hz) RMS input-referred current noise C 31700 54700 1 0 0 photodiode-1.sym { T 32043 54867 5 10 1 1 180 0 uref=PD1 T 31800 54100 5 10 1 1 0 0 device=SFH203 } C 31400 47900 1 0 0 title-A2.sym { T 49800 48800 5 10 1 1 0 0 title=Ronja 10M Receiver NE592 } C 36100 59800 1 180 0 resistor-2.sym { T 35500 60100 5 10 1 1 0 0 uref=R5 T 35600 60000 5 10 1 1 180 0 value=1k } C 38700 58200 1 90 0 capacitor-1.sym { T 37900 58400 5 10 1 1 0 0 value=100n T 37900 58600 5 10 1 1 0 0 uref=C5 } C 38400 57900 1 0 0 gnd-1.sym C 35200 54800 1 0 0 dgnmos-1.sym { T 36263 55218 5 10 1 1 0 0 uref=Q1 T 35500 55000 5 10 1 1 180 0 device=BF907 T 34900 54600 5 10 1 1 0 0 altdevice=or BF988 } N 35200 55600 33100 55600 4 C 34500 56900 1 0 0 gnd-1.sym C 36000 54400 1 0 0 gnd-1.sym N 36100 54700 36100 54800 4 C 34800 57200 1 90 0 capacitor-1.sym { T 34300 57871 5 10 1 1 180 0 uref=C3 T 34371 57600 5 10 1 1 180 0 value=100n } N 35200 55900 33800 55900 4 C 33100 57200 1 90 0 resistor-2.sym { T 33258 57726 5 10 1 1 0 0 uref=R2 T 33205 57469 5 10 1 1 0 0 value=82k } C 32900 56900 1 0 0 gnd-1.sym N 36100 57700 36100 59700 4 N 38500 59100 38500 59700 4 N 33800 59400 33800 59700 4 N 32200 56700 32200 59700 4 N 32200 59700 35200 59700 4 N 33800 58500 33800 55900 4 N 33000 58100 33800 58100 4 N 34600 58100 33800 58100 4 C 33700 56400 1 90 0 decon-1.sym { T 33300 56400 5 10 1 1 0 0 uref=P2 } C 37200 56400 1 0 0 capacitor-1.sym { T 37869 56780 5 10 1 1 0 0 value=1n T 37800 57000 5 10 1 1 0 0 uref=C6 } C 44400 56200 1 0 1 npn-3.sym { T 43500 56700 5 10 1 1 0 6 uref=Q2 T 43500 56500 5 10 1 1 0 6 device=2N3904 } C 43900 55100 1 90 0 resistor-2.sym { T 44300 55700 5 10 1 1 180 0 uref=R20 T 44000 55300 5 10 1 1 0 0 value=270 } C 46900 57200 1 90 0 resistor-2.sym { T 46600 57800 5 10 1 1 180 0 uref=R17 T 46400 57400 5 10 1 1 0 0 value=75 } N 46800 57200 46900 57200 4 C 49700 56900 1 0 0 hole-1.sym { T 50300 57500 5 10 1 1 0 0 label=Received signal T 50200 57700 5 10 1 1 0 0 value=75 Ohm impedance } C 49400 55200 1 0 0 gnd-1.sym C 46900 57400 1 180 1 capacitor-1.sym { T 47283 57788 5 10 1 1 180 6 uref=C18 T 47531 57480 5 10 1 1 0 6 value=220n } N 47800 57200 49900 57200 4 C 42900 59800 1 180 0 resistor-2.sym { T 42200 60100 5 10 1 1 0 0 uref=R14 T 42200 59900 5 10 1 1 0 0 value=12 } C 43100 58800 1 90 0 capacitor-1.sym { T 42400 59000 5 10 1 1 0 0 value=100n T 42400 59200 5 10 1 1 0 0 uref=C13 } C 42800 58500 1 0 0 gnd-1.sym C 39700 59800 1 180 0 resistor-2.sym { T 39000 60100 5 10 1 1 0 0 uref=R7 T 39100 60000 5 10 1 1 180 0 value=18 } C 42000 58400 1 90 0 capacitor-1.sym { T 42000 58400 5 10 1 1 0 0 value=100n T 42000 58600 5 10 1 1 0 0 uref=C12 } C 41700 58100 1 0 0 gnd-1.sym N 41500 59700 42000 59700 4 C 44900 58800 1 90 0 diode-1.sym { T 45200 59300 5 10 1 1 180 0 uref=D1 T 45000 59000 5 10 1 1 0 0 device=3A rectifier diode } C 44600 58500 1 0 0 gnd-1.sym C 46600 59700 1 270 0 capacitor-2.sym { T 47100 59300 5 10 1 1 0 0 uref=C17 T 47100 59100 5 10 1 1 0 0 value=100u/16V } C 46700 58500 1 0 0 gnd-1.sym L 35800 60400 31500 60400 3 0 0 0 -1 -1 L 31500 60400 31500 55800 3 0 0 0 -1 -1 L 31500 53000 36700 53000 3 0 0 0 -1 -1 L 35800 53000 35800 54800 3 0 0 0 -1 -1 L 36700 53000 44400 53000 3 0 0 0 -1 -1 L 43600 60400 37600 60400 3 0 0 0 -1 -1 L 44400 53000 49900 53000 3 0 0 0 -1 -1 L 49900 53000 49900 56500 3 0 0 0 -1 -1 L 49900 60400 44300 60400 3 0 0 0 -1 -1 N 36100 59700 38800 59700 4 N 36100 56600 37200 56600 4 L 35800 56500 35800 59400 3 0 0 0 -1 -1 L 35800 59900 35800 60400 3 0 0 0 -1 -1 N 36100 56500 36100 56800 4 L 37600 60400 35800 60400 3 0 0 0 -1 -1 N 41800 59300 41800 59700 4 C 43900 58600 1 90 0 resistor-2.sym { T 44300 59100 5 10 1 1 180 0 uref=R15 T 44000 58800 5 10 1 1 0 0 value=22 } N 43800 60800 43800 59700 4 N 43000 58100 46800 58100 4 C 43200 57200 1 90 0 capacitor-1.sym { T 42300 57400 5 10 1 1 0 0 value=220n T 42400 57600 5 10 1 1 0 0 uref=C14 } C 42900 56900 1 0 0 gnd-1.sym C 44000 60000 1 0 0 gnd-1.sym N 44100 60300 44100 60800 4 C 43700 61400 1 270 0 in-1.sym { T 42900 60900 5 10 1 1 0 0 uref=CON 12V } C 44200 60800 1 90 0 out-1.sym { T 45100 61000 5 10 1 1 180 0 uref=CON GND } L 49900 57000 51900 57000 3 0 0 0 -1 -1 L 49900 57400 51900 57400 3 0 0 0 -1 -1 L 49900 60400 49900 57600 3 0 0 0 -1 -1 L 31500 55300 31500 53000 3 0 0 0 -1 -1 C 36700 56500 1 180 0 decon-1.sym { T 36700 56100 5 10 1 1 90 0 uref=P3 } T 31500 51950 9 10 1 0 0 0 Shielding lid must have many contact flaps. T 50300 56600 9 10 1 0 0 0 Make several turns in ferrite bead, ring, pot, T 39100 61500 9 10 1 0 0 0 Make several turns in ferrite bead, ring, pot or on ferrite rod. C 40400 55100 1 0 0 NE592-1.sym { T 40500 56700 5 10 1 1 0 0 uref=U1 } C 39700 56300 1 180 0 resistor-2.sym { T 38500 56300 5 10 1 1 0 0 uref=R11 T 38700 56200 5 10 1 1 180 0 value=680 } C 39700 55700 1 180 0 resistor-2.sym { T 38500 55600 5 10 1 1 0 0 uref=R12 T 38600 55500 5 10 1 1 180 0 value=680 } C 39900 54700 1 90 0 capacitor-1.sym { T 39100 54900 5 10 1 1 0 0 value=100n T 39100 55100 5 10 1 1 0 0 uref=C10 } C 39600 54400 1 0 0 gnd-1.sym C 38900 56800 1 90 0 resistor-2.sym { T 39200 57400 5 10 1 1 180 0 uref=R9 T 39000 57000 5 10 1 1 0 0 value=6k8 } C 38900 54100 1 90 0 resistor-2.sym { T 39200 54700 5 10 1 1 180 0 uref=R13 T 39000 54300 5 10 1 1 0 0 value=6k8 } N 38800 55000 38800 56800 4 C 38700 53800 1 0 0 gnd-1.sym N 38100 56600 39700 56600 4 N 39700 56600 39700 56200 4 C 43500 53400 1 90 0 diode-1.sym { T 42900 54000 5 10 1 1 180 0 uref=D2 T 42300 53700 5 10 1 1 0 0 device=BAT48 T 41400 53500 5 10 1 1 0 0 altdevice=or BAT46 or BAT4x } N 42000 55700 42100 55700 4 C 43100 54800 1 180 0 capacitor-1.sym { T 42400 54900 5 10 1 1 0 0 value=10n T 42400 55100 5 10 1 1 0 0 uref=C16 } C 43200 53100 1 0 0 gnd-1.sym C 44500 53400 1 90 0 resistor-2.sym { T 44900 54000 5 10 1 1 180 0 uref=R22 T 44600 53600 5 10 1 1 0 0 value=820 } C 44300 53100 1 0 0 gnd-1.sym N 43300 54300 47400 54300 4 C 45800 53700 1 0 0 gnd-1.sym C 43700 54800 1 0 0 gnd-1.sym C 46200 56200 1 0 0 npn-3.sym { T 47200 56400 5 10 1 1 0 0 uref=Q3 T 46900 56200 5 10 1 1 0 0 device=2N3904 } N 43800 57200 43800 58100 4 N 43800 58600 43800 58100 4 N 38800 57700 38800 59700 4 C 41100 54800 1 180 0 capacitor-1.sym { T 40800 54300 5 10 1 1 180 0 value=82p T 40800 54100 5 10 1 1 180 0 uref=C11 } C 41100 57200 1 180 0 resistor-2.sym { T 40700 57500 5 10 1 1 0 0 uref=R10 T 40900 57400 5 10 1 1 180 0 value=100 } N 41100 54600 41100 55100 4 N 40200 57100 40200 54600 4 N 41100 57100 41100 56700 4 N 40400 56200 39700 56200 4 N 39700 55600 40400 55600 4 N 41500 56500 41500 59700 4 C 41400 55000 1 0 0 gnd-1.sym L 41300 55300 41300 53000 3 0 0 0 -1 -1 L 41300 56500 41300 59500 3 0 0 0 -1 -1 L 41300 59900 41300 60400 3 0 0 0 -1 -1 C 45300 56800 1 180 0 resistor-2.sym { T 44800 56900 5 10 1 1 0 0 uref=R18 T 45000 56500 5 10 1 1 180 0 value=1k } C 46200 56800 1 180 0 resistor-2.sym { T 45800 56900 5 10 1 1 0 0 uref=R19 T 46000 56500 5 10 1 1 180 0 value=1k } C 45400 55100 1 90 0 resistor-2.sym { T 45100 55700 5 10 1 1 180 0 uref=R21 T 44800 55400 5 10 1 1 0 0 value=6k8 } C 45200 54800 1 0 0 gnd-1.sym N 43800 56200 46800 56200 4 N 43800 56200 43800 56000 4 C 45900 55100 1 90 0 capacitor-1.sym { T 46000 55300 5 10 1 1 0 0 value=100n T 46000 55500 5 10 1 1 0 0 uref=C19 } C 45600 54800 1 0 0 gnd-1.sym N 45700 56000 45300 56000 4 C 45400 57000 1 90 0 resistor-2.sym { T 45800 57600 5 10 1 1 180 0 uref=R16 T 45500 57300 5 10 1 1 0 0 value=6k8 } N 45300 56000 45300 57000 4 N 45300 57900 45300 58100 4 N 44400 56700 44400 56100 4 T 43500 52600 9 10 1 0 0 0 Match gains of both 2N3904 to improve dynamic range. C 42600 55900 1 0 0 capacitor-1.sym { T 42669 55580 5 10 1 1 0 0 value=1n T 42600 55800 5 10 1 1 0 0 uref=C15 } N 44400 56100 43500 56100 4 N 42600 56100 42000 56100 4 T 39100 52200 9 10 1 0 0 0 Connect pins 2 and 13 of U1 to ground for enhanced stability. T 39100 52000 9 10 1 0 0 0 Connect pins 6 and 9 of U1 to ground for enhanced stability. T 31500 52250 9 10 1 0 0 0 The PIN diode window must be externally electrically shielded. C 38600 54100 1 90 0 capacitor-1.sym { T 37900 54300 5 10 1 1 0 0 value=100n T 37900 54500 5 10 1 1 0 0 uref=C7 } C 38300 53800 1 0 0 gnd-1.sym N 38400 55000 38800 55000 4 C 47100 55100 1 90 0 capacitor-1.sym { T 47200 55300 5 10 1 1 0 0 value=100n T 47200 55500 5 10 1 1 0 0 uref=C20 } C 46800 54800 1 0 0 gnd-1.sym N 46200 56700 46200 56000 4 N 46200 56000 46900 56000 4 C 36800 58200 1 270 1 capacitor-1.sym { T 37600 58400 5 10 1 1 0 6 value=100n T 37600 58600 5 10 1 1 0 6 uref=C4 } C 37100 57900 1 0 1 gnd-1.sym N 37000 59100 37000 59700 4 C 41500 59800 1 180 0 resistor-2.sym { T 40800 60100 5 10 1 1 0 0 uref=R8 T 40900 60000 5 10 1 1 180 0 value=18 } C 40000 58300 1 90 0 capacitor-1.sym { T 39200 58500 5 10 1 1 0 0 value=100n T 39200 58700 5 10 1 1 0 0 uref=C8 } C 40200 58300 1 270 1 capacitor-1.sym { T 41000 58500 5 10 1 1 0 6 value=100n T 41000 58700 5 10 1 1 0 6 uref=C9 } C 39900 58000 1 0 1 gnd-1.sym C 40500 58000 1 0 1 gnd-1.sym N 39800 59200 39800 59700 4 N 40400 59200 40400 59700 4 N 39700 59700 40600 59700 4 C 49700 55500 1 90 0 capacitor-1.sym { T 48900 55700 5 10 1 1 0 0 value=220n T 48900 55900 5 10 1 1 0 0 uref=C21 } N 49500 56900 49900 56900 4 T 50300 56400 9 10 1 0 0 0 or on ferrite rod. C 49400 58500 1 270 0 coil-2.sym { T 49100 58000 5 10 1 1 0 0 uref=L1 T 47900 57800 5 10 1 1 0 0 value=10 turns on 8mm } N 42900 59700 49500 59700 4 N 49500 59700 49500 58500 4 N 49500 56400 49500 57500 4 N 42100 55700 42100 54600 4 N 42100 54600 42200 54600 4 N 43300 54200 43300 54600 4 N 43300 54600 43100 54600 4 N 43800 59700 43800 59500 4 N 45900 54000 47400 54000 4 C 47400 54200 1 0 0 out-1.sym C 47400 53900 1 0 0 out-1.sym T 45300 53500 9 10 1 0 0 0 RX level DC measurement (200mV or 2V range)