TSOP Vdd U V OUT GN uf xial GN GN Vdd J Prog.Header J Prog.Header MLR V GN PG PG cc0 cc cc cc cc MLR cc cpwr U VSS V R0/IN0 R0/INT R/IN R/SI R/IN/VREF R/SO 9 R/IN R/P 0 R/T0KI R/SK R/MLR/VPP R/SS R/OS/LKO R/PG R/OS/LKI R/PG PIF9I/P V to display board Serial commands from display board V cv0 cv cv cv cv cv PG PG nf R 0 R 0 U VSS R0/IN0 R0/INT R/IN R/SI R/IN/VREF R/SO R/IN R/P R/T0KI R/SK R/MLR/VPP R/SS R/OS/LKO R/PG R/OS/LKI R/PG PIF9I/P Vdd Q V 9 0 nf Vdd Vdd Serial output to relay board Q R 00 R K R K Vol Vol Vdd R K GN Select Rotary Switch GN S N or MR00 cpwr cv cv cv cv cv cv0 U IN IN IN IN IN IN IN GN ULN00 cc0 cc cc cc cc cc OUT OUT OUT OUT OUT OUT OUT OM 9 U IN IN IN IN IN IN IN rpwr rv rv rv rv rv 0 rv0 GN V ULN00 OUT OUT OUT OUT OUT OUT OUT OM 9 rc rc rc rc rc0 rc 0 rse V J To optional external 0V powerrelay GN L La 0 a Lb 9 b Lc c Ld d Le e Lf f Lg g P The 0ohm resistors are combined by in an pin SIL footprint e.g. ourns 0X0 or I Technologies L Kingright S9 La 0 Lb 9 Lc Ld Le Lf Lg Lp L a b c d e f g P Kingright S9 or Liteon LTS0 or vago HSP series isplay board udio Relay & Power board If IN high, then singleended input mode Size alanced preamp igital control Number opyright Jos van Eijndhoven ate: 009 Sheet of File: E:\OUMENTSJOS\..\Sheetisplay.Schoc rawn y:.0 Jos van Eijndhoven
KL KL KL hannel hannel hannel hannel hannel hannel JL female JL female JL female JL JL JL rc rc rc TQ TQ K K K KL KL KL inleftpos V V V inleftneg Neutrix XLR Female connectors NFH or NFH Neutrik XLR Male connectors NMH or NMH d d d d d d KL TQ K9L TQ K0L TQ KL TQ KL TQ V 9K.99K RL RL RL 9K RL.99K V K RL RL K 9.K RL RL 9.K V 0.K RL RL 0.K.K RL RL.K V 0.9K RL RL 0.9K Relays are NIS/Matsushita/Panasonic TQ in IL0 footprint Pincompatible alternatives are Tyco FP, and Omron GH. udio resistors are % lownoise 0.WW metalfilm RN0 from Vishay/ale.K R9L RL.K.K R0L.K RL rv0 rv rv rv rv rv V R9L.K R0L.K.K RL V RL.K.K RL KL TQ RL.K off: balanced mode, on: singleended mode RL.K RL.K rse V RL K KL R9L K KL TQ ual opamps are National Semi LM in IL footprint. RL K RL K VPL RL K RL K VNL VPL VNL UL L 0nF L 0nF LM UL RL 00R R0L 00R JL male alanced preamp Left udio. opyright Jos van Eijndhoven ate: 009 Sheet of File: E:\OUMENTSJOS\..\SheetRelaysLeft.SHO rawn y: jos@vaneijndhoven.net
K K K KR KR KR hannel hannel hannel hannel hannel hannel JR female JR female JR female JR JR JR rc0 rc rc rc rc rc TQ TQ TQ TQ TQ TQ KR KR KR V V inrightpos V V V V inrightneg d d d d d d KR TQ K9R TQ K0R TQ KR TQ KR TQ V 9K RR RR 9K.99K RR RR.99K V K RR RR K 9.K RR RR 9.K V 0.K RR RR 0.K.K RR RR.K V 0.9K RR RR 0.9K.K R9R RR.K.K R0R.K RR rv0 rv rv rv rv rv V R9R.K R0R.K V.K RR RR.K.K RR KR TQ RR.K off: balanced mode, on: singleended mode RR. RR.R rse RR K KR R9R K KR TQ RR K RR K VPR VNR RR K RR K VPR VNR UR R 0nF R 0nF LM UR outrightpos RR 00R R0R 00R outrightneg JR male V alanced preamp Right udio. opyright Jos van Eijndhoven ate: 009 Sheet of File: E:\OUMENTSJOS\..\SheetRelaysRight.SHO rawn y: jos@vaneijndhoven.net
JP xvac min. V RP 00R P nf P nf RP 00R P 0nF P 0nF Power transformers are not pcb mounted MR00 P Volt P P P Volt MR00 P Volt P RP R P V 0uF P V 0uF RP R RP R 0m Vp P V 0uF P V 0uF Vn 0m 0P 00uF P 00uF Vp Vn RP K RP K RP K RP K QP J0 RP 0R UP TL UP TL QP J0 RP 0R LMT V stroom is max 00m IN OUT GN RP UP P K 00nF RP K R9P K V 9P N.V ref. voltage P 00uF P 00uF P uf P uf.v ref. voltage 0P N uf P uf P nf 0P nf P nf 0P nf P Vp Vn UP LM UP LM UP LM UP LM QP QP QP QP 0P 0pF P 0pF P 0pF P 0pF RP K RP K RP K RP K RP 0R R9P 0R R0P 0R RP 0R RP K R0P K RP K RP K The x 0pF are goodquality foil caps. 9P uf P uf P uf P uf P nf P nf P nf P nf VPL VPR VNL VNR JP xvac min. V RP 00R P nf P nf R0P 00R P 0nF 9P 0nF P P P V 0uF R9P Volt R P V 0uF 9P V 0uF 9P 0nF TO0 mounted to print groundplane heat dissipation Lowdrop regulator LM90T or L90V 0P V 0uF IN OUT UP LP V stroom is max 0m P 00uF RP K V LowESR elco: 0. ohm <...< ohm RP 00R ll resistors R*P are 0.W, pitch 0." 0nF to 00nF s are eramicmultilayer (XR or NP0), radial 0." pitch, or SM 00 0pF, 0nF and uf are filmaps (MKS), pitch 0." and 0." 00uF and 0uF are radial elcos, pitch.mm and mm alanced Preamp Power supply opyright Jos van Eijndhoven. ate: 009 Sheet of File: E:\OUMENTSJOS\..\SheetPower.SHO rawn y: jos@vaneijndhoven.net