Comments on: Servicing Unisound UB-50 Public Address System https://jestineyong.com/servicing-unisound-ub-50-public-address-system/ Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Fri, 25 Jul 2025 04:53:50 +0000 hourly 1 https://wordpress.org/?v=5.4.19 By: Ashok singh https://jestineyong.com/servicing-unisound-ub-50-public-address-system/comment-page-1/#comment-452924 Fri, 25 Jul 2025 04:53:50 +0000 https://jestineyong.com/?p=18274#comment-452924 How much price

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]]> By: Sachin Joshi https://jestineyong.com/servicing-unisound-ub-50-public-address-system/comment-page-1/#comment-366633 Mon, 09 Mar 2020 12:26:54 +0000 https://jestineyong.com/?p=18274#comment-366633 Hi,

I have Unisound UB75 amplifier which I want to restore, looks similar to your UB50. Can you please help with circuit diagram. I am planning to restore this machine.

Thanks,
Sachin

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]]> By: Yogesh Panchal https://jestineyong.com/servicing-unisound-ub-50-public-address-system/comment-page-1/#comment-347427 Thu, 29 Nov 2018 08:23:22 +0000 https://jestineyong.com/?p=18274#comment-347427 Excellent!

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]]> By: doraiswamy SR https://jestineyong.com/servicing-unisound-ub-50-public-address-system/comment-page-1/#comment-347366 Wed, 28 Nov 2018 05:33:28 +0000 https://jestineyong.com/?p=18274#comment-347366 Dear Sir
keep up the good work in reviving old outdated equipment and contribution to the environment by not throwing away them and creating e--junk.No one repairs such old gadgets nowadays and dare to touch such cumbersome wirings... you did very great job. keep it up sir. I admire your patient and passion...

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]]> By: Robert Calk Jr. https://jestineyong.com/servicing-unisound-ub-50-public-address-system/comment-page-1/#comment-347322 Tue, 27 Nov 2018 14:31:52 +0000 https://jestineyong.com/?p=18274#comment-347322 Good job, Parasuraman. Man, that amp has sure seen better days! lol!

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]]> By: albert van bemmelen https://jestineyong.com/servicing-unisound-ub-50-public-address-system/comment-page-1/#comment-347321 Tue, 27 Nov 2018 14:23:09 +0000 https://jestineyong.com/?p=18274#comment-347321 Parasuraman the restauration Man! You deserve a break after another satisfactory but intensive repair done!

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