RK73B1JTTDD244J

M70:R1, M60:R1, M40:R1, M30:R1, M50:R1, M20:R1, M10:R1, M80:R1

8

RK73B1JTTDD915J

M51:R2, M40:R2, M110:R2, M120:R2, M70:R2, M60:R2, M81:R2, M10:R2, M71:R2, M130:R2, M130:R3, M110:R3, M20:R2, M50:R2, M61:R2, M80:R2, M30:R2, M120:R3

18

9.1M SMD resistor 0603

ZMM5250B

M46:D2, M41:D2, M31:D2, M21:D2, M45:D2, M53:D2, M13:D2, M11:D2, M44:D2, M47:D2, M43:D2, M55:D2, M33:D2, M52:D2, M23:D2, M54:D2, M50:D2, M42:D2, M32:D2, M51:D2, M48:D2, M12:D2, M22:D2, M49:D2

24

20V Zener Diode

MM4148

M50:D21, M80:D11, M60:D32, M50:D32, M40:D12, M70:D12, M50:D11, M80:D21, M80:D52, M80:D42, M40:D43, M60:D21, M70:D31, M10:D11, M50:D31, M40:D51, M60:D41, M70:D52, M70:D43, M70:D21, M70:D22, M40:D31, M30:D22, M20:D12, M20:D11, M80:D51, M80:D41, M80:D32, M60:D42, M40:D11, M80:D31, M30:D12, M40:D42, M50:D52, M40:D32, M60:D12, M60:D52, M40:D41, M70:D41, M50:D12, M30:D13, M20:D13, M40:D52, M80:D12, M50:D22, M30:D21, M70:D42, M40:D21, M50:D43, M60:D22, M10:D12, M10:D13, M80:D43, M50:D41, M60:D43, M70:D11, M60:D51, M70:D51, M60:D31, M70:D32, M20:D22, M20:D21, M60:D11, M10:D21, M50:D42, M10:D22, M40:D22, M30:D11, M50:D51, M80:D22

70

75V 500mA SMT diode

RK73B1JTTD915J

??:R2, M40:R31, M50:R21, M30:R2, M80:R51, M30:R1, ??:R2, M40:R11, M11:R2, M20:R2, M80:R21, M60:R41, M50:R41, M60:R31, M60:R21, M10:R1, M70:R11, M70:R51, M70:R31, M50:R31, M70:R41, M50:R11, M40:R21, M60:R11, M70:R21, M40:R41, M20:R1, M60:R51, M50:R51, M21:R2, M40:R51, M80:R11, M80:R31, M80:R41, M10:R2

35

9.1M SMD resistor 0603

1N458A

M81:D1, D11, M130:D1, M110:D1, M120:D1, M50:D1, D81, D61, M10:D1, M60:D1, M21:D1, D41, M40:D1, M71:D1, M51:D1, M11:D1, M70:D1, D71, M61:D1, D21, M30:D1, ??:D1, ??:D1, D51, D31, M20:D1, M80:D1

27

Small Signal Diode

1N4148

M51:D1, M31:D1, M47:D1, M23:D1, M46:D1, M13:D1, M22:D1, M45:D1, M44:D1, M48:D1, M12:D1, M53:D1, M21:D1, M50:D1, M41:D1, M54:D1, M43:D1, M55:D1, M49:D1, M42:D1, M52:D1, M11:D1, M33:D1, M32:D1

24

1N4148 Diode

Capacitor

C1

1

Generic Capacitor (4.7uF)

NTR4502PT1

M71:Q1, M110:Q1, ??:Q1, M51:Q1, M61:Q1, ??:Q1, M21:Q1, M130:Q1, M81:Q1, M11:Q1, M120:Q1

11

Power MOSFET −30 V, −1.95 A, Single, P−Channel

EC2-5NU

M52:K1, M45:K1, M21:K1, M51:K1, M47:K1, M55:K1, M46:K1, M32:K1, M22:K1, M48:K1, M49:K1, M53:K1, M41:K1, M33:K1, M54:K1, M13:K1, M43:K1, M42:K1, M31:K1, M23:K1, M11:K1, M44:K1, M50:K1, M12:K1

24

Kemet EC2-5NU DPDT relay 5V coil

ZMM5242B

M81:D2, ??:D2, M11:D2, M61:D2, M71:D2, M51:D2, ??:D2, M21:D2

8

12V Zener Diode

95009-7441

J3, J6, J7, J2, J5, J4, J8, J1

8

Modular Connectors STD JACK RA 4/4 RIB RJ11

LT3012BEFE#PBF

M60:U1, M40:U1, M20:U1, M50:U1, M10:U1, M70:U1, M80:U1, M30:U1

8

No description

MC74VHC157DR2G

M80:U2, M70:U2, M60:U2, M80:U1, M50:U2, M70:U1, M60:U1, M50:U1, M40:U1, M40:U2

10

Quad 2-Channel Multiplexer

L2N7002LT1G

M45:Q12, M43:Q12, M51:Q12, M23:Q12, M21:Q12, M47:Q12, M49:Q12, M31:Q12, M54:Q12, M48:Q12, M32:Q12, M33:Q12, M53:Q12, M46:Q12, M42:Q12, M22:Q12, M52:Q12, M13:Q12, M41:Q12, M44:Q12, M12:Q12, M55:Q12, M50:Q12, M11:Q12

24

Standard

1879353-2

M120:R1, M130:R1, M110:R1

3

No description

Resistor

R2, R84, R85

3

Generic Resistor (120k)

RK73B1JTTDD432J

M71:R1, M81:R1, M51:R1, ??:R1, M11:R1, M61:R1, M21:R1, ??:R1

8

760390011

T1

1

Transformer

Battery

48 VDC

1

Generic Battery

74HC75D

M30:U2, M10:U2, M20:U2

3

Quad Bistable Transparent D Latch

ISD1620BSY

U1

1

20-sec voice record/playback

ZMM5248B

M130:D2, M110:D2, M120:D2

3

18V Zener Diode

MC74VHC157DR2G

M30:U1, M20:U1, M10:U1

3

Quad 2-Channel Multiplexer

283-270-RC

R50, R40, R41, R10, R31, R80, R60, R30, R70, R11, R51, R20, R21, R71, R81, R61

16

Metal Oxide Resistors 270ohms 5% Tol