EISTAR LogicProbe+ Digital DTL/TTL Circuit Tester Pen – DC 18V Max (Generic Compatible)

Product Description:

Upgrade your electronics toolkit with the EISTAR LogicProbe+ Digital DTL/TTL Circuit Tester Pen, the perfect companion for engineers, technicians, hobbyists, and students working with digital circuits. Designed for precision, portability, and reliability, this advanced probe pen allows you to quickly and accurately test and analyze DTL (Diode-Transistor Logic) and TTL (Transistor-Transistor Logic) signal levels in a variety of circuit environments.

This handheld digital circuit tester supports voltage detection up to DC 18V Max, making it ideal for a wide range of diagnostic and troubleshooting tasks in electronics, embedded systems, robotics, and DIY repair projects. The LED indicator provides real-time feedback on logic states (HIGH/LOW/PULSE), so you can easily trace faults, validate logic signals, and debug microcontroller outputs or IC behaviors.

Compatible with most generic and brand-name TTL/DTL logic families, the EISTAR LogicProbe+ is engineered for seamless integration in any test bench or field toolkit. Whether you're checking logic gates, analyzing microchips, or verifying PCB signal flow, this pen is your go-to tool for fast and efficient digital logic testing.

Key Features:

• ✅ TTL & DTL Logic Compatibility – Accurately test 7400-series TTL and older DTL logic circuits

• ✅ Wide Voltage Range – Supports logic testing up to DC 18V Max

• ✅ Instant LED Feedback – Visual HIGH, LOW, and PULSE indicators for easy signal interpretation

• ✅ Compact & Handheld Design – Pen-style build for easy handling and portability

• ✅ Durable & Reliable – Built for long-lasting use in both lab and field environments

• ✅ Generic-Compatible – Works with most standard logic families and microcontroller systems

• ✅ Ideal for Education & Professional Use – Perfect for classrooms, repair labs, or development boards

Use Cases:

• Microcontroller output testing

• Troubleshooting logic ICs (74xx series, etc.)

• PCB signal diagnostics

• DIY electronics repair and testing

• Embedded system development

Specifications:

• Voltage Range: DC 3V–18V Max

• Logic Compatibility: TTL / DTL

• Indicators: Tri-color LED (High / Low / Pulse)

• Body Material: Durable ABS plastic

• Probe Type: Precision metal point

• Power Source: Derived from test circuit

• Dimensions: Pen-sized, ultra-portable

• Weight: Lightweight and easy to carry