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![HDMI Test Signal Generator Analyzer Up to 8K 60Hz HDR 40Gbps, 64 Video Resolution 33 Patterns, HDMI 2.1 HDCP 2.3 CEC, Portable Design [JTECH-40GA]](https://m.media-amazon.com/images/I/617T2rTjplL._AC_SX569_.jpg)
Item #:
172329679
HDMI Test Signal Generator Analyzer Up to 8K 60Hz HDR 40Gbps, 64 Video Resolution 33 Patterns, HDMI 2.1 HDCP 2.3 CEC, Portable Design [JTECH-40GA]
Item #:
172329679
JMD 235031
Price Details
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*All items will import from US
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Imported from USA store
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Order now and get it around Sunday, August 23
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Engineered for professionals and enthusiasts, it supports up to 8K@60Hz with full HDR testing and multiple color formats.
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What Stands Out
High Resolution
Supports resolutions up to 8K at 60Hz, ensuring high-fidelity video output for professional testing and evaluation.
Versatile Patterns
Offers 64 video resolutions and 33 test patterns, providing comprehensive testing options for various HDMI applications.
Portable Design
Compact and lightweight design makes it easy to carry, perfect for on-the-go technicians or field deployments.
Product Details
| Connector Type Used on Cable | HDMI |
| Compatible Devices | Audio Amplifier, Gaming Console, Laptop, Monitor, Television |
| Number of Ports | 2 |
| Color | Black |
| Brand | J-Tech Digital |
| Manufacturer | J-TECH DIGITAL |
| UPC | 810058922175 |
| Mfr Part Number | JTD-3191 |
| Model Number | JTECH-40GA |
| Unit Count | 1.0 Count |
| Connector Type | HDMI |
| Item Weight | 1.5 lbs (680 grams) |
Who Should Buy?
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AV Professionals
Ideal for audio-visual professionals needing to test and calibrate high-resolution setups reliably and efficiently.
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Home Theater Enthusiasts
Great for home theater owners wanting to ensure optimal video output from their high-end equipment.
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Tech Developers
Helpful for developers working on HDMI-compatible devices, allowing them to validate output settings accurately.
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Casual Users
Not suitable for casual users who require simple connectivity without the need for extensive video testing.
Product Description
HDMI Test Signal Generator Analyzer Up to 8K 60Hz HDR 40Gbps, 64 Video Resolution 33 Patterns, HDMI 2.1 HDCP 2.3 CEC, Portable Design [JTECH-40GA]
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What resolutions does the HDMI Test Signal Generator support?
Answer: It supports resolutions up to 8K@60Hz with various color formats. -
Question:
Is the device portable for field use?
Answer: Yes, it features a compact design and a rechargeable battery for portability. -
Question:
Does it support HDCP verification?
Answer: Yes, it offers HDCP 2.3/1.4 pass/fail verification for comprehensive testing.
J-Tech Digital Logic Analyzers JTECH-40GA Editorial Review
The HDMI Test Signal Generator Analyzer (JTECH-40GA) has received mixed reviews from customers, often showcasing a divide between its utility in specialized scenarios and frustrations encountered during setup and use. Many users appreciate the tool's ability to work with HDMI 2.0 and 2.1, particularly for tasks like capturing and writing custom EDID files, which can save significant costs compared to hardware replacements. For instance, one customer praised it for resolving long-standing issues with the compatibility between their Nvidia graphics card and a Yamaha receiver, claiming it was a "10/10 product" when utilized correctly. However, these positive experiences seem contingent on a user's technical proficiency, as some buyers faced major challenges. Complaints about blurry output at 4K 60Hz, non-responsive functionality when linked via KVM switches, and unavailability of clear instructions for configuring custom EDIDs highlight significant pain points. One frustrated reviewer noted the support team’s advice was often confusing, amplifying feelings of usability inadequacy. Additionally, there are users who received a defective unit right out of the box (DOA), further complicating the perception of the product's reliability. Despite some calling it a "scam" due to the lack of comprehensive instruction, another user found it effective for scaling video and alleviating overscan issues with older TVs, showcasing the device's adaptability. Thus, it seems the product performs best for those with the necessary expertise to navigate its complexities and use it correctly within its intended scenarios. In conclusion, the JTECH-40GA may offer valuable features for specific users needing custom EDID manipulations but requires a certain level of technical skill to extract its full potential. **
Customer Reviews & Ratings
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Pros
- Effective for capturing and writing custom EDID
- Metal casing provides durability
- Doesn't degrade picture quality or color accuracy
- Good for scaling video down from PC sources
Cons
- Blurry output at 4K 60Hz
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
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Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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JMD 235031
Order now and get it around Sunday, August 23
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Features & Benefits
- Supports 8K@60Hz (4:2:0, 10-bit) with 40Gbps bandwidth.
- 64 video resolutions and 33 test patterns for thorough testing.
- Built-in HDR test function for HDMI 2.1 content.
- Tests HDCP 2.3/1.4 encryption and LPCM 2CH audio.
- Portable design with a 2910mAh rechargeable battery for field use.
- Advanced features include EDID read/write and CEC control.
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