Trainers

Great for students, technicians, and engineers

Choose from Graymark's broad line of Trainers/Designers for fast, easy circuit breadboarding and testing. All connections and controls are clearly marked and conveniently located. Nickel plated breadboard terminals provide reliable connections, while internal PCB construction offers long-lasting dependability. The 110 VAC inputs are fused and power supplies have overcurrent protection.

Removable Breadboards - use 1 trainer for several students or different circuits. Extra Breadboards are available.
Advanced Breadboard Design - 6 interconnected tie points per row provides maximum density for MSI, LSI, and all DIP IC's. Row and column markings make wiring fast & easy, while nickel-plated terminals ensure reliable connections.
Connections & Controls - clearly marked and conveniently located.
Circuit Protection - 110 VAC inputs are fused and power supplies have overcurrent protection.

	TR5 Analog Trainer $274.95 30VDC Voltmeter & 100µA Ammeter
	TR6 Digital Trainer $359.95 31/2 digit DVM with 4 ranges & 2 switches
	TR7 Analog/Digital Trainer $429.95 5-range function generator & 60 pin header
	TR8 Advanced Digital Trainer $399.95 6-range pulse generator with 60-Pin & DB-25 Connectors
	TR9 Analog/Digital Trainer $174.95 5 Plug-In Modules & assortment of Jumpers

FEATURES	Analog TR5	Digital TR6	Analog/Digital TR7	Advanced Digital TR8	Analog/Digital TR9
BREADBOARDS (# of Tie Points)	1,896	1,896	2,712	2,712	1,992
GENERATOR Maximum Frequency	Function 100kHz	Function 100kHz	Function 100kHz	Square 1 MHz	Square (Module 5) 1 MHz
Sine, Square & Triangular Outputs	X	X	X
POWER SUPPLIES Adjustable ±15VDC (output in mA)	300	300	500	500	500
+5VDC (output in mA)	1,000	1,000	1,000	1,000	1,000
-5VDC (output in mA)	100	100	300	300
POTENTIOMETER (1k & 100k)	X		X
SPEAKERS	X		X
LOGIC PULSER		2	2	2	2 (Module 3)
LOGIC INDICATORS (LED's)		8	8	8	8 (Module 1)
LOGIC PROBE				X
DATA SWITCH		8	8	8	8 (Module 2)
7-SEGMENT DISPLAYS & DECODERS		2	2	2
CONNECTION ADAPTERS: 2 BANANA, 2 BNC	X	X	X
SWITCHES	3 Slide				20 (Module 4)