P-302C PROTEK Analog Oscilloscope

Review PROTEK Vintage Analog Oscilloscope 20mhz 25w 50/60hz Tested

The Protek P-302C Analog Oscilloscope is a versatile and powerful diagnostic tool designed for engineers, technicians, and hobbyists. This oscilloscope boasts a bandwidth of 20 MHz, allowing it to handle and display signals with frequencies up to 20 million cycles per second. With a maximum input power of 25 watts, this oscilloscope can handle even the most demanding measurements.

The P-302C oscilloscope features a total of five channels, each capable of displaying a separate signal. This makes it an ideal choice for complex systems where multiple signals need to be analyzed simultaneously. The oscilloscope comes with automatic and manual gain control for each channel, ensuring accurate and precise measurements.

One of the standout features of this oscilloscope is its ability to operate on both 50 Hz and 60 Hz power supplies, making it a versatile tool for use in various regions and applications. The oscilloscope also comes with a built-in function generator, which can generate various waveforms such as sine, square, triangle, and pulse waves. This function generator can be used to stimulate signals for testing and troubleshooting purposes.

The Protek P-302C oscilloscope features a large, high-resolution 7-inch CRT display with adjustable brightness and contrast settings. The display offers excellent visibility, even in brightly lit environments, ensuring that measurements can be made accurately and easily. The oscilloscope also comes with various cursors and measurement tools, including time markers, frequency markers, and voltage measurement markers. These tools allow for precise and detailed analysis of signals.

The oscilloscope is housed in a robust and durable metal case, making it well-suited for use in industrial environments. It also comes with a range of accessories, including a hard carrying case, a set of test leads, and a power cord. The oscilloscope can be powered using an external power supply or using batteries, making it a portable and convenient tool for use in the field.

In summary, the Protek P-302C Analog Oscilloscope is a versatile and powerful diagnostic tool that offers a wide range of features for engineers, technicians, and hobbyists. With its 20 MHz bandwidth, 25 watt input power, five channels, and built-in function generator, this oscilloscope is an essential tool for anyone involved in electronic testing and measurement. Its large, high-resolution CRT display, adjustable gain control, and robust metal case make it a reliable and accurate tool for use in various applications.

The Protek P-302C Analog Oscilloscope is a 20MHz, 25W, 50/60Hz device designed for measuring and analyzing electrical signals. Here are some pros and cons that can help potential buyers make an informed decision:

1. Analog display: The oscilloscope uses an analog display, which some users prefer over digital displays for their ability to show signal waveforms in real-time with high resolution.

2. Bandwidth: With a bandwidth of 20MHz, this oscilloscope can handle signals up to 20MHz in frequency, making it suitable for measuring and analyzing high-frequency signals.

3. Input power: The oscilloscope can handle input power of up to 25W, making it suitable for use in applications where higher power signals need to be measured.

4. Dual-beam deflection: The oscilloscope features dual-beam deflection, which allows users to measure and compare two signals simultaneously, improving efficiency and accuracy.

5. Adjustable gain: The oscilloscope offers adjustable gain, allowing users to amplify or attenuate input signals to optimize the display and improve measurement accuracy.

1. Limited memory depth: The oscilloscope has a limited memory depth, which means that it can only store and display a finite amount of data at a time. This can be a limitation when working with long or complex signals.

2. Lack of advanced features: The oscilloscope does not offer advanced features such as cursors, automotive protocol analysis, or advanced math functions. These features may be necessary for more complex applications.

3. Limited input channels: The oscilloscope offers only one input channel, which may be a limitation for users who need to measure and analyze multiple signals simultaneously.

4. Limited triggering options: The oscilloscope offers limited triggering options, which may not be suitable for users who require more advanced triggering capabilities.

The Protek P-302C Analog Oscilloscope is a suitable option for users who require a basic oscilloscope for measuring and analyzing relatively simple electrical signals. Its high bandwidth, adjustable gain, and dual-beam deflection make it a good choice for applications where real-time analysis and high resolution are important. However, its limited memory depth, lack of advanced features, and limited input channels may be a limitation for users with more complex measurement requirements.

If you require a basic oscilloscope for measuring and analyzing simple electrical signals, the Protek P-302C Analog Oscilloscope may be a suitable option. However, if you require more advanced features, such as cursors, automotive protocol analysis, or advanced math functions, or if you need to measure and analyze multiple signals simultaneously, you may want to consider a more advanced and feature-rich oscilloscope.

Details:

All efforts are made to ensure your satisfaction with the quality of item including providing accuracy in. Vintage Protek analog oscilloscope P-302C 20mhz 25w 50/60hz tested: item details: manufacturer Protek, model P-302C, part number n/a, condition device has scuffs and scratches from normal use. Knobs are slightly bent. Tested with included power cord.

Includes power cord. The condition of this item is used and may have dents, scuffs scratches from normal use. Please see all pictures in the listing to verify any damage item.: this item was tested for key functions, r2, ready resale.

specifications oscillovectscopes:

• brand: Protek
• mpn: P-302c
• part type: Oscilloscope
• oscilloscope type: Analog Oscilloscope
• unit type: Unit
• features: Handheld/ Portable
• maximum bandwidth: 20 Mhz
• digital oscilloscope resolution: 8-bit
• country of origin: China

general oscillovectscopes:

• category: Business & Industrial > Test, Measurement Inspection > Analyzers Data Acquisition > Oscilloscopes Vectorscopes

shipping oscillovectscopes:

• service: fedex ground / fedex home delivery, fedex 2day
• class: standard, expedited
• carrier: fedex
• type: fixed
• transit: 2-6 days

seller oscillovectscopes:

• city: salisbury, north carolina
• rating: 99.8%
• # reviews: 28393

offer oscillovectscopes:

• sold #: 6
• options: ship-to-home
• best offers: true
• availability: in stock
• price: $124.99
• item condition: Used
• in stock #: 1
• started: april 14, 2026

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• paid by: buyer
• policy: returns accepted
• method: money back
• time: 30 days

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