GLOBAL PB503 Desktop Analog & Digital Design Trainer

Power
3-wire AC line input (120 V, 60 Hz typical) with power-on indicator 
Available in 220-240 VAC @ 50 Hz
Fixed DC Output
+5 V @ 1.0 A, ripple <5 mv="" br=""> Variable DC Output
+1.3 V to +15 V @ 0.5 A, ripple <5 mv="" br=""> Variable DC Output
-1.3 V to -15 V @ 0.5 A, ripple <5 mv="" br=""> Frequency Range
0.1 Hz to 100 kHz in six ranges
Output Voltage
0 to ±10 V (20 Vpp)
Output Impedance
600 Ω (except TTL)
Output Current
10 mA maximum, short circuit protected
Output Waveforms
Sine, square, triangle
Logic Indicators
8 LEDs, active high, 1.4 volt (nominal) threshold, input protected to ±20 volts
Debounced Push-Button (Pulsers)
Two push-button-operated, open-collector output pulsers, each with one normally-open, one normally-closed output. Each output can sink up to 250 mA
Potentiometers
1 kΩ and 10 kΩ, all leads available and uncommitted
BNC Connectors
Two BNC connectors, pin available and uncommitted, shell connected to ground
Switches
Two SPDT slide switches, all leads available and uncommitted
8-pole DIP switch: one side of all eight switches connected and switchable to +5 V or ground, other side of all eight switches separate, available, and uncommitted
Speaker
0.25 W, 8 Ω
Breadboarding Area
Three UBS-100 sockets with 840 tie-points each for a total of 2520 uncommitted tie-points
Two QT-59B bus strips internally connected to power and ground
Fifty tie-points each for +5 V, ±1.3 V to ±15 V, and ground
Enclosure
High-impact molded case
Weight
7 lbs
Overall Dimensions
6.5 in H x 16 in W x 11.5 in D