Tektronix P6139B Passive Voltage Probe

The Tektronix P6139B rental Vietnam service from Lost in HCM gives engineering teams in Vietnam short-term access to this oscilloscope probe, with sale and service options on request.

Tektronix P6139B rental Vietnam overview

Every scope reading starts at the probe tip, not at the screen. The Tektronix P6139B rental Vietnam gives your team the right link for each signal type. For example, that could be a fast serial lane or a floating gate drive. As a result, measurements stay accurate, safe, and repeatable across projects.

Lost in HCM offers these probes and accessories for rent or sale on a quote basis. Rental units ship with a valid calibration certificate where the maker specifies one. In addition, we can arrange service through the manufacturer or an authorized partner for probes you own.

Tektronix P6139B rental Vietnam: about the P6139B

Tektronix P6139B rental Vietnam: tektronix P6139B overview

The Tektronix P6139B is a passive voltage probe for oscilloscope-based test and measurement. General-purpose voltage measurements on electronic circuits where 500 MHz bandwidth and low circuit loading are required.

Tektronix P6139B rental Vietnam: product images

Tektronix P6139B rental Vietnam: specifications

Manufacturer	Tektronix
Model	P6139B
Product type	Passive Voltage Probe
Attenuation	10X
Bandwidth	500 MHz
Input impedance	10 MΩ in parallel with 8 pF
Maximum input voltage	300 Vrms CAT II

Tektronix P6139B rental Vietnam: measurement applications

General-purpose voltage measurements on electronic circuits where 500 MHz bandwidth and low circuit loading are required.

Connection schematic

Device under test measurement point
        │
        ├── P6139B Passive Voltage Probe
        │
        └── compatible Tektronix oscilloscope / interface

Apply the model-specific input, common-mode, attenuation and interface limits.

Illustrative application connection schematic. Follow the current Tektronix manual for compensation, grounding, accessories, ratings and safe connection practice.

Setup and compatibility

Compatible with 1 MΩ oscilloscope inputs; some 50 Ω instruments require the Tektronix TCA-1MEG adapter. Confirm compensation range and instrument support. Teams in Vietnam often choose Tektronix P6139B rental for this reason.

Request a quotation in Vietnam

Request a quotation for Tektronix P6139B. Include the oscilloscope model, signal range, bandwidth, connector and required accessories. Price, condition and local availability are confirmed individually.

Manufacturer reference

Official Tektronix product family or datasheet reference. Reviewed 21 October 2026. Consult the current manual for complete test conditions, compatibility and safety limits.

How the oscilloscope probe works

A passive probe uses a resistor divider and a small compensation capacitor. First, you match the probe to the scope input by adjusting compensation. Then the probe divides the signal, often by ten, so the scope sees a clean, scaled copy.

Active probes place a small amplifier near the tip instead. As a result, they load the circuit far less at high frequencies. Differential probes go further, because they measure the voltage between two points rather than to ground. This applies to every Tektronix P6139B rental we arrange in Vietnam.

What to look for in an oscilloscope probe

Before you rent or buy, note the signal speed, voltage level, and ground reference. Then check which scope interface your bench uses. Next, the features below explain what to compare, from bandwidth and loading to ratings and accessories.

• Bandwidth and rise time. The probe and scope together set the system bandwidth. So choose a probe rated well above your fastest edge, because a slow probe rounds edges and hides overshoot.
• Low circuit loading. Every probe adds resistance and capacitance to the circuit under test. Therefore, low-capacitance active probes suit fast or high-impedance nodes, while passive probes suit general bench work.
• Voltage rating and safety category. High-voltage probes list a maximum input and a CAT rating for each range. So check both against your circuit before you connect, especially on mains and inverter work. So, plan it early when you book a Tektronix P6139B rental in Vietnam.
• Differential and common-mode rejection. Differential probes measure between two points that both float above ground. As a result, good common-mode rejection matters, and isolated IsoVu probes push that rejection further on fast switching nodes.
• Scope interface and compatibility. Probes connect through BNC, TekVPI, TekConnect, or other maker interfaces. Therefore, confirm that the probe, any adapter, and your scope model work together before you plan a test.
• Tips, adapters, and accessories. Tips, cables, and adapters change how a probe reaches the circuit. For example, solder-in tips, SMA adapters, and MMCX tips suit different boards, so plan accessories with the probe.

Typical applications

Each task below needs a probe that fits the signal, the voltage, and the ground reference. Then the scope can show what the circuit really does. Here is how teams in Vietnam use these probes every day. Our Tektronix P6139B rental units in Vietnam ship ready for this kind of work.

• Power converter and inverter design. Switching stages create fast edges on nodes that float far above ground. So engineers use high-voltage differential or isolated probes to view gate drives and switch nodes safely.
• Wide-bandgap GaN and SiC testing. GaN and SiC devices switch very fast with large common-mode swings. Therefore, isolated probes with shunt tips help teams measure high-side signals and currents with less distortion.
• High-speed serial validation. Serial lanes such as PCIe and USB need high-bandwidth differential probing and low loading. For example, TriMode probes with solder-in tips capture eye diagrams without reworking the board between modes.
• Power rail and ripple checks. Modern processors run on low-voltage rails with tight noise limits. As a result, low-noise probes with offset let engineers see small ripple on top of a DC level. Rental of the Tektronix P6139B is available across Vietnam.
• Optical link testing. Fiber transceivers and optical modules send data as light, not voltage. So optical-to-electrical converters let a scope show pulse shape and eye patterns from those lanes.
• Embedded and mixed-signal debug. Firmware bring-up often needs digital buses and analog rails on one timebase. Therefore, logic probes add digital channels, while passive probes cover clocks, resets, and analog rails.

Industries that use the Tektronix P6139B rental Vietnam

Any site that designs, builds, or services electronics needs good probes. In Vietnam, demand comes mostly from FDI plants and R&D centers. The sectors below rent and buy probes most often, for design, production, and failure analysis.

• Electronics manufacturing services. EMS and ODM plants in northern and southern industrial parks run many test and rework benches. Therefore, they keep passive and active probes on hand and rent extra sets when a new product ramps. Teams in Vietnam often choose Tektronix P6139B rental for this reason.
• Power electronics and inverters. Makers of chargers, solar inverters, and motor drives work on fast, high-voltage switching. As a result, they rely on high-voltage differential and isolated probes for safe, clear readings.
• Automotive and EV. Vehicle electronics, battery systems, and EV traction drives need validation in the lab and on test rigs. For example, teams probe CAN lines, gate drives, and sensor outputs with suitable probes.
• Semiconductor and high-speed design. Chip, module, and high-speed board teams measure fast edges and signal integrity. So they pair high-bandwidth scopes with TriMode probes, solder-in tips, and optical converters.
• Telecom and data center hardware. Network gear and optical modules combine fast electrical lanes with fiber links. Therefore, these teams use differential probes and optical-to-electrical converters side by side in the lab. This applies to every Tektronix P6139B rental we arrange in Vietnam.
• Education and research. Universities and research institutes in Vietnam teach and test circuits in hands-on labs. Meanwhile, research projects often need a special probe for a few weeks, so rental fits well.

Tektronix P6139B rental Vietnam compared with other brands

Several makers build probe families for every voltage and speed range. However, each takes its own approach to bandwidth, isolation, and scope interface. The rows below show where the Tektronix P6139B rental Vietnam sits among other common probe choices in Vietnam labs.

If your bench already runs Tektronix scopes, these probes need little new training or adapters. Other makers offer strong probe lines for the same work too. Even so, confirm current specs with each maker before you compare. Specifications change, so confirm current data with each maker before you decide.

Rent or buy?

Buy a probe when the same engineer uses it every day on the same scope. Passive probes and common accessories also make sense to own. However, many teams own their standard probes and rent high-voltage, optical, or isolated models for big projects.

Selection tips

• Start with the ground reference of the signal you need to measure. If neither point sits at ground, choose a differential or isolated probe instead of a passive one. So, plan it early when you book a Tektronix P6139B rental in Vietnam.
• Choose probe bandwidth well above your fastest edge, because probe and scope together set system bandwidth. Also check the rise time in the maker's data.
• Check the maximum input voltage and CAT rating against your circuit. So you stay inside safe limits on mains, battery, and inverter work.
• Confirm the probe interface, such as BNC, TekVPI, or TekConnect, on your scope. Otherwise you may need an adapter, which can limit bandwidth or features.
• Plan tips and accessories with the probe itself. For example, solder-in tips, MMCX tips, and SMA adapters each suit a different test point.
• Pick low-capacitance active probes for fast or high-impedance nodes. Then keep passive probes for general bench work, where their range and toughness help most. Our Tektronix P6139B rental units in Vietnam ship ready for this kind of work.

Handling and care

• Handle probe tips and cables gently, and never pull a probe by its cable. Also store tips and adapters in their cases, because they bend and break easily.
• Wear an ESD strap before you touch active, TriMode, or isolated probe heads. Their input stages are sensitive, so static can damage them in an instant.
• Allow active probes and the scope to warm up as the manual advises. Next, compensate passive probes and run any deskew or offset routines before precise work.
• Follow the calibration interval each maker states for active and high-voltage probes. Rental units ship with a valid calibration certificate, and we can arrange service through the maker or an authorized partner.
• Ship probes in padded cases with cables coiled loosely and tips capped. In addition, keep fiber-based isolated probes dry and free of tight bends during Vietnam's humid wet season. Rental of the Tektronix P6139B is available across Vietnam.

Frequently asked questions

Request a quote

Tell us the model, options, dates and delivery site, and we will reply with a quote. You can request a quote online or call 0902 327 669. Teams in Vietnam often choose Tektronix P6139B rental for this reason.