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CPC5712U Supervisory Circuits Phone Line MonitorBefore brest about 2 weeks, everything is fine, i recommend.
LNK305GN AC/DC Converters 175mA MDCM 280mA CCMThe scheme was assembled, everything works, the microphone is sensitive, 5 stars.
LP3879SD-1.0/NOPB LDO Voltage Regulators 800Ma Low-Nois LDOThe parcel was 1.5 months old, in the case did not try
TCR2DG28,LF LDO Voltage Regulators CMOS Point Reg 200mA 800mW 6V 2.8VoutGood delivery fast corresponds to the description of the seller recommend
S-13R1C19-I4T1U3 LDO Voltage Regulators VOLTAGE REGULATORSent a fee without a cable. Trifle, but unpleasant. Especially since he began to pour like a frying pan, and then went into silence. Disput decided not to take, but the soul here to ease)). Yes, the board is normal, working