SURPLUSMASTER GRAYMARK ELECTRONIC KITS FOR SALE.

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All units are in stock and available now. Please call or email for additional information. UPDATED 11/2020

NEW GRAYMARK COMPONENT KITS  
ALL NEW IN ORIGINAL PACKAGING 
See all Graymark Products    See all Solar Kits

103P	Mini-Wink Neon Flasher w/PCB Random flash pattern; interesting displays; 6 neon lamps; AC operated Model 103: Mini-Wink Neon Flash with PCB.	Use case # 1500 See Below	QTY. 19 IN STOCK $ 8.95 EACH
106P	Metal Detector Oscillator w/PCB Located hidden metal objects; use with 9Vdc AM radio; tunable circuit; battery operated	Use case # 1501 See Below	QTY. 35 IN STOCK $ 8.95 EACH
109P	Auto/Home Burglar Alarm w/PCB Use with your car horn or Graymark Model 110 or; Model 124 siren; latching circuit; battery operated	Use case # 1501 See Below	QTY. 156 IN STOCK $ 8.95 EACH
112P	Proximity Detector w/PCB Turn lights on and off; adapt to alarm or chime circuit; SCR controlled; AC operated.	Use case # 1501 See Below	QTY. 27 IN STOCK $ 9.95 EACH
117P	Tunable Electronic Organ w/PCB Tunable 7-note scale	Use case # 1500 See Below	QTY. 50 IN STOCK $ 12.95 EACH
119P	Motor Speed Control w/PCB Adjust motor speed to suit application; also use as light dimmer; SCR controlled; AC operated.	Use case # 1501 See Below	QTY. 07 IN STOCK $ 8.95 EACH
120P	Siren/Code Oscillator Komponent Ki Loud, piercing siren; also practice Morse code; battery operated	Use case # 1500 See Below	QTY. 30 IN STOCK $ 8.95 EACH
123P	Electronic Timer w/PCB	Use case # 1503 See Below	QTY. 72 IN STOCK $ 12.95
124P	Warbling Siren w/PCB Two-tone oscillating siren; loud and piercing; 2 ICs; 3 to 12V operation. May use in car	Use case # 1503 See Below	QTY. 08 IN STOCK $ 9.95
131P	Variable Power Supply w/PCB 0-15Vdc, 300mA; regulated with zener diode and transistor; AC operated	Use case # 1503 See Below	QTY. 25 IN STOCK $ 12.95
136P	Battery Checker w/PCB	Use case # 1500 See Below	QTY. 24 IN STOCK $ 8.95
138P	Double Fuzz Box w/PCB Connect between guitar and amplifier for different sounds; ; select Fuzz 1 or Fuzz 2; includes two switches and gain control; battery operated	Use case # 1503 See Below	QTY. 79 IN STOCK $ 11.95
140P	AUDIO AMPLIFIER W/PCB	Use case # 1502 See Below	QTY. 16 IN STOCK$ 11.95
143P	FM WIRELESS MICROPHONE KIT	LCFTNORLC3	QTY. 125 IN STOCK, $ 9.95
144P	Transistor/Diode Checker w/PCB Test NPN or PNP transistors, LEDs, and diodes; 4 LEDs indicate short, open, or good condition; 1 IC, battery operated	Use case # 1500 See Below	QTY. 18 IN STOCK $ 9.95
145P	2-IC Radio w/PCB Big AM radio sound from just a few parts; no alignment necessary; speaker included; battery operated.	Use case # 1503 See Below	QTY. 54 IN STOCK $ 12.95
148P	Headlight Delay w/PCB An extra 50 seconds of light after you park your car; 2 ICs; 12V relay; powered by car battery.	Use case # 1500 See Below	QTY. 29 IN STOCK $ 8.95
151P	Sound Activated Color Org 1Ch w/PCB Flashing lights from sound waves; no direct connection to sound source; 200W; AC operated.	Use case # 1500 See Below	QTY. 36 IN STOCK $14.95
152P	Sound Activated Color Org 3Ch w/PCB 600W or pulsing lights; no direct connection to sound source; separate control for each channel; AC operated.	Use case # 1503 See Below	QTY. 28 IN STOCK $ 19.95
154P	Happy Face LED Blinker w/PCB		QTY. 168 IN STOCK $ 8.95
155P	Telephone Hold With Music w/PCB	Use case # 1501 See Below	QTY. 20 IN STOCK $ 8.95
157P	LED FLASHER	LCFTNORLC3	QTY. 130 IN STOCK $ 8.95
159P	Function Generator w/PCB A versatile laboratory instrument at a fraction of the cost of conventional function generators; provides 3 basic waveforms; sine, triangle, square; 1Hz to 100kHz; AC operated.	Use case # 1503 See Below	QTY. 06 IN STOCK $ 21.75
202	CAPACITANCE SUBSTITUTION KIT	LCFTNORLC3	QTY. 31 IN STOCK $ 21.95
216	VOM KIT		QTY. 96 IN STOCK $ 19.95
218	DIGITAL METER KIT		QTY. 184 IN STOCK $ 21.95
523	STROBE KIT		QTY. 210 IN STOCK $ 24.95
411C	TELEPHONE KIT		QTY. 114 IN STOCK $ 19.95
542	AM/FM Portable Radio Kit		QTY. 210 IN STOCK $ 24.95
613A	Parallel Interface Kit		QTY. 12 IN STOCK $ 21.95
713	GUN /TOOL CASE, METAL LOCKING NO TOOLS.		QTY. 48 IN STOCK $ 39.95
712	GUN/TOOL CASE, SOFT LOCKING, NO TOOLS.		QTY. 48 IN STOCK $ 29.95
601A	SCOOTER		QTY. 48 IN STOCK $ 19.95 LCFTNOR
606A	SCRAMBLER		QTY. 96 IN STOCK $ 21.95

NEW GRAYMARK COMPONENT KITS


KIT	CABINET	KIT	CABINET	KIT	CABINET	KIT	CABINET	KIT	CABINET	KIT	CABINET
102	1500	108	1501	120	1500	140	1502	148	1500	159	1503
103	1500	109	1501	123	1503	143	1501	151	1500
104	1504	110	1500	124	1503	144	1500	152	1503
105	1501	112	1501	131	1503	145	1503	154
106	1501	117	1500	136	1500	146	1503	155	1501
107	1503	119	1501	138	1503	147	1503	157	1500

1700- Cabinets
1500	Cabinet 4.6x2.7x1.7"	306	1.95
1501	Cabinet 3.94"x1.97"x1.57"	369	3.25
1502	Cabinet 4.92"x2.36"x1.57"	256	3.25
1503	Cabinet 5.71x3.35x1.97"	183	3.50
1508	Cabinet 7.09x4.33x2.36"	492	3.25
61431	Box plastic clear with hinged top	605	2.95
65832	Case for 65832	55	24.95

NEW GRAYMARK COMPONENT KITS  
ALL EQUIPMENT GUARANTEED,IN STOCK, AND IS AVAILABLE NOW. PLEASE
CALL MIKE BELMONTE FOR ADDITIONAL INFORMATION.
 
609-709-7471
 
emaill:
Quote@surplusmaster.com

542: AM/FM Portable Radio
Use of test equipment optional 64-page student manual 16 PCB test points
Unsealed FM tuning section 3 IC superheterodyne circuit Perform alignment and many
experiments without expensive test equipment.
Experiment topics include amplification, dB, feedback, distortion, heterodyne, modulation,
demodulation, detector, and AFC.
The state-of-the-art circuit and modern styling with LED tuning indicator, auto-off and comfortable headphones will give years of listening pleasure. Requires two AA batteries (not included).