https://proaudioaccessories.com Mon, 27 Jul 2026 09:21:38 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 https://proaudioaccessories.com/2022/01/diy-u87-clone-condenser-microphone-with-rk12-upgrade/ https://proaudioaccessories.com/2022/01/diy-u87-clone-condenser-microphone-with-rk12-upgrade/#comments Sun, 02 Jan 2022 09:37:50 +0000 https://proaudioaccessories.com/2022/01/diy-u87-clone-condenser-microphone-with-rk12-upgrade/








Hey there, here is my diy version of well-known circuit design with more affordable components choice and similar frequency response curve. Check photos, because that’s exactly what you would receive. I’ve been putting together mics from diy kits for last 10 years for personal use. 1×1 frequency response curve, pretty close circuit. 90% of sound, 10% of cost. Tested, but not used. RK12 or RK47 (your choice) capsule upgrade would be done for this model. Check my feedback for reviews from happy buyers. This mic comes in a bundle with a shock mount, a wooden case and a xlr cable. Feel free to send me your questions or offers. This item is in the category “Musical Instruments & Gear\Pro Audio Equipment\Microphones & Wireless Systems”. The seller is “gtzbrooklyn” and is located in this country: US. This item can be shipped worldwide.

• Maximum SPL: 90
• Bundle Description: yes
• Custom Bundle: Yes
• Compatible Model: u87 style clone, U87
• MPN: 53341875
• Diaphragm Size: Large
• Suitable For: Studio Recording
• Brand: gototoolz
• Form Factor: Condenser Microphone
• Manufacturer Warranty: 3 Years
• Polar Pattern: Cardioid
• Model: u87 Ai
• Connectivity: Wired
• Features: Fast Transient Response
• Country/Region of Manufacture: United States
• Item Weight: 2 Lb

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What’s in a box? Gtz 87 (plug & play, tested & calibrated). The authentic sound of a legend. High grade components from US suppliers. Frequency response curve 1×1 reproduce well-known design. Circuit board of this mic got nice transformer and vintage caps. Super colorful recording tool with impressive characteristics. 30 days return window to decide if you want to keep it or no. Let’s compare GTZ 87 with a real thing. Similar max SPL level, different noise floor [76-82 (my) / 74-80 (real)]. Similar circuit (schematics), different components’ suppliers mouser, digikey (my) /? Identical mic’s body dimensions, different multi-pattern option [cardioid only (my) / multi-pattern switch (real)]. Feel free to send me your questions or offers. The item “DIY U87 Clone Condenser Microphone” is in sale since Tuesday, November 23, 2021. This item is in the category “Musical Instruments & Gear\Pro Audio Equipment\Microphones & Wireless Systems”. The seller is “gtzbrooklyn” and is located in Brooklyn, New York. This item can be shipped worldwide.

• Compatible Brand: Neumann
• Maximum SPL: 90
• Bundle Description: comes with 2 xlr cables
• Custom Bundle: Yes
• Color: Silver
• Compatible Model: U87
• MPN: 85346575782
• Diaphragm Size: Large
• Transducer Type: Condenser
• Suitable For: Studio Recording
• California Prop 65 Warning: no
• Brand: gototoolz
• Form Factor: Condenser Microphone
• Mount Type: Active Interface Shoe
• Manufacturer Warranty: 3 Years
• Polar Pattern: Cardioid
• Model: u87 Ai
• Connectivity: Wired
• Features: Mountable
• Country/Region of Manufacture: United States
• Item Weight: 2 Lb

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