Instruction manual

PARTS LIST - SECTION B

RESISTORS

Qty. Symbol Description Color Code Part #

1 R13 18kW 5% 1/4W brown-gray-orange-gold 151800

1 R14 100kW 5% 1/4W brown-black-yellow-gold 161000

CAPACITORS

Qty. Symbol Value Description Part #

1C3 1mF Electrolytic Radial 261047

SEMICONDUCTORS

Qty. Symbol Value Description Part #

1 U5 555 Integrated Circuit (IC) 555 Timer 330555

MISCELLANEOUS

Qty. Symbol Description Part #

1 U5 Socket IC 8-pin 664008

SECTION B

Oscillator

PARTS IDENTIFICATION

-8-

Resistor

Integrated Circuit (IC)

Electrolytic IC Socket 8-pin

Figure I

Insert the IC socket into the PC board with the

notch in the direction shown on the top

legend. Solder the IC socket into place.

Insert the IC into the socket with the notch in

the same direction as the notch on the socket.

ASSEMBLE THE FOLLOWING COMPONENTS TO THE PC BOARD

In all of the following steps the components must be installed on the top legend side of the PC board. The

board is turned to solder the component leads on the foil side.

R13 - 18kW 5% 1/4W Resistor

(brown-gray-orange-gold)

(see Figure A)

R14 - 100kW 5% 1/4W Resistor

(brown-black-yellow-gold)

(see Figure A)

C3 - 1mF Electrolytic Radial

(see Figure G)

U5 - 8-pin IC Socket

U5 - 555 IC Timer

(see Figure I)

Notch

Marking