GLOBAL PB-503ALAB PB-503A 电子实习设备套件

AC Line Input: 115 VAC @ 60 Hz or 230 VAC @ 50 Hz (switchable)

Power Supplies:

 + Fixed DC: +5 VDC 1.0 A max. (current limited); Ripple <5 mV

 + Variable + DC: +1.3 VDC ±0.05 V @ 150 mA to +15 VDC @ 500 mA, Ripple < 5 mV

 + Variable - DC: -1.3 VDC ±0.05 V @ 150 mA to -15 VDC @ 500 mA, Ripple < 5 mV

Binding Posts: 4 Ground, +5 VDC, Variable ±VDC  Power Supply Outputs

Pulsers: 2 Pushbutton-operated, open-collector output pulsers. Each with 1 normally-open, 1 normally closed output. Each output sinks up to 250 mA

Digital Function Generator:

 + Frequency Range: 0.1 Hz to 100 kHz, two ranges

 + Output Voltage: 0 to +10Vp-p into 600 Ω Load (20 Vp-p in open circuit), short circuit protected

 + Output Impedance: 600 Ω except TTL

 + Output waveforms: Sine, Square, Triangle & TTL

 + Sine Wave Distortion: <3% @ 1 kHz Typical

 + TTL Pulse: Rise & fall time: <25 ns, drive 100 TTL

 + Square Wave: Rise and fall times <0.5 μs

Logic Switches:

 + 8 Logic Switches select Logic High and Logic Low

 + Logic Low Level: Ground

 + Logic High Level: Switchable between +5 V and the variable positive power supply

Switches: 2 Single Pole Double Throw (SPDT) - uncommitted

Logic Indicators:

 + LEDs: 16 LEDs; 8 red to indicate logic high and 8 green to indicate logic low

 + Logic High Threshold: 2.2 V (nominal) in TTL/+5 V mode, 70% (nominal) of selected operating voltage in CMOS mode

 + Logic Low Threshold: 0.8 V (nominal) in TTL/+5 V mode, 30% (nominal) of selected operating voltage in CMOS mode

Connectors: 2 BNC - uncommitted

Potentiometers: 2: 1 kΩ and 10 kΩ - uncommitted

Speaker: 8 Ω, 0.25 W - uncommitted

Breadboards: Removable plexiglas socket plate (PB-3) with 2,520 tie-points with 200 additional bus strip tie-points internally connected to power supply outputs and ground

Weight: 7 lbs (3.2 kg)

Dimensions: 326 mm x 260 mm x 155 mm