My PCB layout & PCB for Jean Hiraga 30 Watt Class A Amplifier

Further Updates:
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XFrXYOC3d394PnS2b3ZLxI1QGEogsMwMHhodWONpMCoDi9KRuAbR5ggNlkZ-s-0y-POknO_uK_NLry2SOz7uuukt6Zneg16BS0pcbjyAI2kNq6fgGJPofwXZYSyRARxt9EnJXnhNJG3ha2_n4KH1jbQUL7sfmTke92ii1LsCja_v31gDDcVGkedTQucLE5t8mjkq_quEMffhEJWb-WxPHgpCmcaZpd82b9UUaiDeo3U57yuMlN1Q0Zvvg_GJHaIkJbBabsOND28tYijXXh7_aqSavGd7ZJbmKLfQNc9LnLhOd_PG0h316q0RRTIcwg1UqjRcg_2X6QfzBUW1pZmgNU3dfXKQTKhoWtc7wc4a6WymBXsj9y-1AepPHO6_X74eH6AB60hQt2Cx5ke79v5VkEXzQmfJFtFZ9HJinajhyIoy9bhMpVpidrtSkyQ10Y8KD_iU1ilTl34SxhrfrUm8I3IlBZwcYVvDPKEY0pdjn1oeeo_sH4izJd439hGmjCb4rz0zZ-K7sU9w9sTCakFUHFSW-4SxCACrdmH_fq8ZvNUBytSQpHprqhLBHAlQGEktpX2zcy32-GNzXnAZwBCK_XOBvf09Dlj3TlyrB1gkFFmW8UWs=w1003-h752-no


-eIUG-iaVO1Zmrgv805FLRaXtF9Dny7fkYmTzpd6Ijzoi8dFKdOs68Yp-iTwKt2J_WDqSDgvNpntzhZ7oAvNdUlYc7e8aQHAHmUmxs-XQu7lXTGqm9z9nbLAxvSftc2laDLad3TZ8I5QKK0kYZRE_4XqcEcTgcCvxKgVgOI-QKzq6ryOOc0DK8ptw5dlccLAPKgioypP6dOh9vZcOj-mHy6zE7s-tguITpb95BqoC0DUTwbHfaR4y19cGlaUxX7JmH5dPzYwebjJHs0olRmo1gue7NAp1ojIgPqKYSAPhVi5jtMz3WxcCXaNjILR_9tvBzC9LcB6z85ZMAD4eZu6R_nz51wOvm6_hSGMckPAnPe5FsZ9tFoYqufFRzuuePgQWHYAo9f6ZhzLL1scz5Ga5T2cSwE35wgHy0MwKu1KhKWwhK6_ZaKqRNmcUJxA3vDkTLDqEf1zpn7sH0GPdA_XV0xbFgjqE0YLcfESy0be6eQfZzXYGpChDTRqThYdExkRCQBmpOUJQpSKu503KguLlcKgvI9U60IKKuWu_E0QTq__yzYPcbSHu8AqdFBc3vGW-HypO7GZQ2PsfVz7CtPTfNpyvpyTtJxHpUxK7qaGsHyZbJ25=w1003-h752-no


H6qLxjq8sPwX3gMstI285CaulPEsPjoo3zJY098nAMBHc4bcPy0CI5ywYaR-huMeWTpe0QTywN0soBFoijjNml4dF6fd1RPV_crA_GaHNGt2m1HLLfl-_ZHuSGhGFLHNhe3nJg0VxkUFIlldRboOaUz5zB1tMHrl5bDAYhOmIQydILf5JepxPZutPYPSVKk2kWBpeZMHpRtWZlmf5pRSCGGvBWSyDfhVy5AqX5Iju1CzpX0b8Z1q5jF8s5_Th3ORr51IHu1_XCopauiGciktxX7uCglrEVKrIvnPFyvKfYQz59ultlZlQr-ttOASYUKUeIbkH4RJF9jBn1rhWTQYA_KGlw0G--MwWjgHI_hbrmLnUE_pbA4nTzF0ku0MoW0rsErgoHVfEGdJ4Q5bzLr0pnpo13wgknQf5R_gW82U4yCkqKoxOU_j-FFpzd79uNRT1ghKXPd3gKF4GLaq5ifJiB6c1tGyN1DKdRGMo_iz6xJqv_SCWBDUmc1PdZuOQjqWOKj3QlFYD_BjzXSPuDWMD9yXKyX6q9QpFQ5mtYT2LxyLwwBgdKfh8q7e3KDGwgNT6quGR7wRNdU2jKw13jNx-b0gKbnVyJtjwfximS3YaS51UFms=w1003-h752-no


Sadik
 
What power consumption would be compared to an a/b power amp of the same wattage?
 
What power consumption would be compared to an a/b power amp of the same wattage?

I cant answer your question because i dont have that much knowledge, I am a Mech. Engineer by profession. My knowledge is very limited in electronics, i just have some basic skills by which i make my own stuff.
 
Hi Friends,

A BIG thank to Mr. Aniket for his help through out my journey to complete my Project. It was really a very long journey to complete this project. I started this project around July 2016, & Today in Jan 2017 it is completed. It was a very good experience while doing this Project. Right from making the layout of PCB till the final execution it was a tough ride, but the fruits are damn Sweet.

A small look at the Journey.

Below are the pic of my first PCB which i itched. I did trial and errors with it, Sorted out all faulty issues and made it run.
txc0eVDoHgbtutYXRat2fzQdJOzRZ6GidNR12ts1F4yDUxAscgnipTDR0H7wVHuixsm_p6xROlh6j30_LEV7ZFrF4yTtWQLuC1aLnsc8agFGA1jkPARCQtL_GDk_nBieUAfXb7uUo9iE2hz0PGjsJL4_yC0MDMTLhBjhhgQ-JjTx3imMZnvpLQovRWEjg-z-KToIaS13_BBK5oD9SgVPEUYYbeADTMh0l8gSmXYeMac-XN9UeTzmlFUHC3ECAiFpIKYS_3du0CAx2ADopU2M1HiNlDxHayjEUtIgevdV4dVCLi-mbCaV6Z3pmhv2htCOxyCZrwKvGuJdZ5u1aoudIUKhHG3iSDJGf7YkZhQ0EYUaC43lhVqoa1qcgo-Fki0t-eJaiZHUg6yxfaO-M7ejobd6cT8Pox31GxXN9oEBpXlJdhN4PxwAmi3GwT4ICGqlNhrMDlwwLb2m6QV4F9G-Ca_E5_gZB8H1V-bEgNRp1GMQDvOQdHIZI7qdaDg19RvSLJO1OVGQI7K9BR_c8XQR7VVRw-E64YZmvgM0256m1enVh80YCQF94nRjuuIZQ6biJ9HMXq6X4YKQrOHlt31210gvHd_5Kh1UiU6BRvl1aKvBjhnZjAle=w1230-h922-no


s9o4mQO8ILdLgJYtQJnAznwneMyKA74_Kj_gvOzK75e0NWd7tjWDr5B8NSGuXUdTBEc8bMa_0-d8OLNUPm8W6nQsPWzciQXD0LMTHQ51mBDMYR_IT8dyz0JyP1st-ytxs_FL1LnDJ-9tUnh5s7Nbp_Fcdy3DV-MvL1ZhxktdeBQxVzxmtX9nPrL2fFzyI4K3Sd9smK-_cW5Z7YgbAYEuBDfE_75FzI-nj1wiuxGWxQ2dESmnIgjIHlIoEDJck1H3k8-LYgNaSyBjEpoFzc5KzGCETu0RTMbavee8nK9-6nfCqPG9330m95S0fjBdkDig4gamettslU92GsgLyr8XhESpe9QigzPOClM1dIKSieLL5MtlEvA-9l5JEYqXsGqUKjT_aSVZj1gdUDUO5VMiZ151RVPU_QibIrzwEFOltkpGWy4q4hxg8gwgDTplVM2h6Hrtwb5q6z1RRKWt6RIGUHcgdXr3j4erhFsQDyJilDbaOQIDR_mjvcARf5qbJuILi0smFpA5gkckEYKXdC7I6TosOO6uP1b80oBWLP8Ob1t4VANFMptcKOzbfU8YARAECVJNnabRVXX8NLaidOfAJ669Zz2XHkO9ixwr6Gwjl8c5qOQO=w692-h922-no


Below is the Second PCB which was finalized by me, this layout was a smaller size then the first one. I made a pair and decided to use it. But i found something lacking in it.
-KgvCmEAheNy0ySYCDYMfjU3zdfhUIZUlckK4fhLLvuZbcZe2wj51A7UemwNaDsNk1R66xDGJMWzWRWHqn0AEtvnAmQVY5ftPu5SJZTI0v-ti6YZmi0cq00KpDHNELKN9ivjbELytM8BfGMaPSbUxWxxXqlakywo6RYDVDgFop7FzD57LoSrbu7XlkOBETIq9ee7F9rGpyO8i9EE_XIZSUP3DtweXRHopfzqLzuodNALsSPkZQl32YZTHGTvvte9_HDXE3gm34wEjaxvCLIN54l5MKAdY9KAVtZ_4QePbNMbQx9YGhZlr6_XynXFVqoX1VIl5yzSGktL6jYQWPoRsyEhO31PlwXIGo7nG-B62rW4OYE-UVOJzYOIKq_B8HmiKvCyvumWpYmzACrrG-T0mtIhcasLl5yXHI9_VDnU8wJi4-ijLxoFJI5nWcufaGMeY28P6T_n-hxryPKL-wybZaoaFSYIdSL05Th81XaiC6z6C-Y7_OrJtu1GsBLGH4QBhKPaO7sJxc7FFvStHUDpwVPp9jJZZu1uN2zDaxGMNJofCcbulfCPqMt14Vj1XcVgNhU6UeyNRVtzsNRXAjcOC0cmzY8jowS-HNkJl10Z8xQDRhuRnF0W=w1230-h922-no


The Size of 1st and 2nd PCB can be compared in below pic.
EuG3beeK5w3DO1_3ubnn8Mlf8-oTD794Gu98ouL3yPQf21z8PSIoIi2SOGNY5XX9fIpr-vuxraQQ_RPUgZOAcIZOuQJoEKqoCXgMW6P4byTwELHM1gu9ky7GCT0gfxNt3Nm8qMLzqsBpfwSMoH_dg0KdHe0QDuzyLh3uVjXkfWnAWEah7DOEiX1u5hZUCx3bfd3EJbM3skJFVVu3Ynu_eb94PofRXOr0Y6I1amI1ZAKMOT2sr32635M2_NhfAd3FgtAQSteZjeJ6gU7YsOlG5xsj3JPnk32LaVfKCveqgx2TouUJY4iIC1cFLXuBU9TzRq8jCXb8MkbFe966woRwgwxA8yUvmAb7zG5zgouuHkX4gGC8gxe7YUd029xQ_wzngTh1yCOy-MNwmMfwRchicRPsJht8eTIkRFEnM-P9Wfh_B5D8jXqSJ7tiNSqDjoYyzAno9SPIVflXid2JF-7uPcuyLNCq5NqmioXdbnrJrZdP817TIKnuhTbuObB3Hn2C9TEXmqxE_XV_NvZFsRM3oICx3xgOrop6XynkMkDYj1AG0s6O5G8uQUtZ3_5Tae3JsE0Sb8PwRjeYDqv9RFc2mpmOr9HaSFl-mt4BKZ3F2pSJyAnf=w1230-h922-no


Below is the Third PCB which had the provision to fit Original as well as replacement transistors for Input & Driver. I made this PCB long because i wanted to keep distance between 2 transistors so that i can mount a single transistor on single Heat sink.
snepqmomzkGMqT-6eLgOxTgtoNyg_KWlevuSjtkUcWBDsB9eXg6iZwT7FM7LBOYLNmTR_InSVZ3lYXD3APBmk94KD0jI6HvLlgeHmyuG7pmOj0ydHtHrG1_O7OVqOXpykmdgpI7Gkh5411GV0_BQgFuw5SQxODYFOleMqzqU_ZWx_wiN44SBpHaqPk8aLq0lk7fcE8o4GyYajt15pxWsQoONRSXj7tOm3xM2aUvmCPOk1_4vA4Bwty1NsXyAJJKCHmReVIdzYYmYpo8i8wIZR9INxqipsD0UNrz3-ZYPO_M4y821h5zEz8wm7xwIO87QPGpUTaBsrJh-ixRStdfMVgYejv-0NufXXmojmB_cTNvxbQeifmPx6hxOwm6u5LjTC0nPQtzUZI4SOI3zQEFx_Y4UXCNodExiF9DNrsj8amDAlGP4OK9KiyKCjxINECLkK4BL8JyLnzBUAHWQvdC6OXacH3HQ9bmwQNG9fh6QX4xnLukL0uGAm7nOR7gsdxHUZx0I_Xgxz0N7Gjkb6xrKdDh6JinjSvMNG4py4cEAavEGl8iOBLIsrsmxqtel5ANQGRCz-XTsok0koDcFudui0bj-ufrYOckIpwQK8oWnsJNBdEzi=w1230-h922-no


Below is the PCB of Power supply but it didn't went along as i decided to use Cap Multiplier.
HjsqVM_YuEbpX73VDIH2N-6k0O4YZUMV6XfFuZwF_WmYNiVJDybYcA4zrC9b1xYtn6X2n9Y3RmtM4u-X2AXNRcmUlbwL0mDjpVkzJqvT61kDeEtYZvAANn4I8EY9zEv89BCd8mDL84nUZyKEwuxwXO7HWrjiKCynNYNfneRbmTGMnVWbzh5A1JIsgBcswWTlvuanHd8s2FTrngxgXx9R4wZv089eCNWRo_-5ewCkpkLaq5QnmTB5QVQ99ZLWToJQqwqtDOUOqwpBUI3kjZvel3x5rJLlZAwKHnqJ3DrXV0-IIWiHiJyjmXkXRl0SOrWTgKmfFhLLZI0oR_oiQ2Al3nbry207ldlmGTK_zCC5TuGeB3NmVwSLEKasSmqVinx3_e0YBAiCvjPK0XvmZ0jfp_5ogaYi4GPuZYdY8jKr_eH5y0YM_9mXClzm23cYh99-7LfgUwuQdewK6gMz7njvJvXrFHlQnMt0Ez-0Dg8ruMT7k1CoRcdbERa4Ko46U3X62685Cm5f4K6elbwcFqtg7f2gwP47JudzwgusN1H2oD_GcrRG5jA_jT222TxwYkifci_uTYdqpgFhnlqxvRg-SbSSXYf_DHFZJP8Q9nsyPUQV8wXN=w1230-h922-no


Below is the PCB of CAP Multiplier I forgot to take the Pic of actual PCB.
6IiOi0wgqBj5LngFHVFulqwZjlPrBxoVbYeCmbwFuYgW037_JBF8YwbNdD0pU-1RF5M4JO7C93Oapx_mGXEk8BZT0hkd6NDwQaICTvx_xKoGNwfm2Yo_lFBtrv1SDRNOyHPrIcep8nSvh9yNVebT0bEKt2-GMV4sTpn8WAeeIzHaDt23N6QO13Zrf4NkW0r6SaT9ASRcMfUew0-29ucYl_ecjPNyovWnvDTEnwTblwsuuWoauyuOWYYDr0oEeJO-pQCUkqgn74owgYTHCKu36vwpY_kmc9-tT5WOoByBX4E7O0-eI9snx1sqcGbGbAYqHvrFpCsx-QWNjj3H0EE-empSHV2nr9Xl9tXepcau_qMstYaI8aEjPs29pc74ljv5O7JxMoJWKQxBGYuYMJZ6IYEZdBwz7FS_VjKsmd3W74RO4tXS_BqN_E2RsVNQGd7C27P_ZjKtOe5A_zdBvbbKxVaNhW-dhM3ccIq4rCzkyzeYZwyISErUtHygqStwmftwe6mFe3ncqZ3VfRW_yX6C-ymqxN1J2MmojNqveKU0taQTKLKoOUJKaY7kvkd9eOW6U7P12zU3kgdJi0AlneIkAOlVola84CCPTlvo4WsG0lT1KXaoTklL=w965-h705-no


In below Pic you can see the Cap multipliers mounted on Heatsink
AqeZnzyRI_DAGJzkI4qtFLk7SmSHZwqR1aPjIWT_yOFw8Bv8GJN9A6Nbt1LiAziPBVUQ6oPW8g5Ba0ckf-h_-Am1jlF_ES9xkIgTPFSRgaQ4j4qUuuFm46zQBERzwNF9S4GVKQ5s2LwCPdLO-Wc4ulS73bTSrb-1H0Kz5Dq8l7zJJWCMGg_lArZOTCFy3hN1NvgQ2oMZVnC4VkVzYXsBs2KKA1KGxPRu0rIQLjS5z_QrngzHOb5f0L1-IpBrPsUF-8IFxV_ERE4EDeIU-q9R8X3mrarFo1qaETOPRuBewB2TOfz7yjWho-YnjJKt4quFaooPadP0eixVuDh7Q70AJdaQHgcnDNSEJXwERUQLS4V7pbOZidOrG0oFXnC3pIZfEbNTY1yYkBcC9EkrS7n9c4_tjAAPPXlc_8FzJTaJ0Bo6xQzDFIeX2IUj55MzXZMuQow9Ct3Ym9VUlwAwG3NWmapxqwLT4Mml6HtOsZiXLEi88jQBltDRsXkCVnCjsyuxV-xUQ1BQBxJwEvQJhcGeZIspUlSdSHtAYU6g_CQuoYjLoo4YyXqNgrRjfq9Ob31nz5LNq-1Bwe4vpEemsvrs4ABU9bYXxsSsKv9hfGEXc2FZtAfR=w1230-h922-no


Finally the Speaker Protection PCB
_RMQyaXsApkH10ckwOVgvXteqmS_aCw5ucUkqu2wZVUL4_GdiofEW6-f17HCHKWo_jRC0iKeZc38MqCSArZ2Ko1laBNa1D_QsTmC7FpXwmYchKtETJUXYV1qZrIfQla2kASmMqpTKjlo_R5cdYRC1VQ375HhtO9YFKAR0vzWDrN01HNdsVpBuD5ZqoZGxucV00fX9JcBPOuLfffReJ5QZhp8XYSch09JPqjY6_aFW8xaHtNGHeIw1jiSOo1ubypxtsXw-ZB-eQDaQQInTaOz9NbxHVjL44qKFHIhv9lN47pjreWAVkiMunMrjYSw_Uc0dsEhMWVUNWnl2cNc4tXksdW0mLS8UbOlIz8OCaCdgmTA_kSfpuaa9-yaCLCatKSLwvXE7bUAdnPCGR5MjK6sQzNQFmUbCb4N9hDlvNdAVwcGWScr3UZFj_fSDHH0kL8VCIdXaKFpiYSqFhzTIE6SOAAGNxLpmM_UCArzueb82tmBEiugMHbvTs-UgziGQhXMhM4_HbYGjm2_vZqzFQMa2wMyrjkDdNC3R3JfGvnYFWyPm9Zmms1KGtDX9XMpZu5VKV4QxVI7XOxJbs1kdo3MBnGWemSlJVeNNWU1ZiN5Na2CrOpj=w1230-h922-no


& Below are the Pics of Completed Amplifier.
VgGakhnEfn4i0l2iDjUu8j0t7W4nu8KWFQZGeHGiHia958rznB0ruS8VmDtHQ5-GTZ3_p9qfFFoVPIm6xVs9zQgoUeGuZadDuBG58W9jfU5TuYkvboL2QakJyt4B8ELBtfDfOM4D13_Jn1mOXV-J3i8OVua11PlnXoOYp0APVJbdM-0CY6TfzhB2dRylgGto8HM8n9xq29J3JHbzbEcw8J9HlgHrpYQd2byVr7HL7zrwYV88f2BtPuuLMt8VNLe5SUDZMzfqpFqJkfbOrQ72dlapMj1Gb7-PGP5ymbTvdMVNW9Ezblt0wM8hkYU0s_JmE_wf85ENH3MXP0dfz9N0WaABbXxtcQLTf31k9pd1J_SnPJS1U36fXALC0Bdy7idB63sGsC5HICSzPNI8Diu8SLMp6hUjxGfzoJ-YBorDhCVjR5MBaJxulPtqQGuZdVJ-BPhsDzomHQTblUJDcwLlUTi7dDlJmenmjiPP3KErDvIM-C5aT6T8latx8BxvtMil1VgquIqgWfeAQzGduDOpuX7IhufuyV_eSWtl_luRwMPjLdZfsEEQ7XkfdNtWNCAdoj6Gp6DFbLszVHaP1nAjTm659r4NLKRXNGjWVCkNO2hIaNpWHoLd=w1230-h922-no


Thank you once again Aniket for your suggestions & providing me those awesome output transistors (NJW 0281 & NJW 0302) & Driver transistors (2SC4793 & 2SA1837). They really sound sweeter then those originals. Forgot to mention during final stage I also changed the Drivers & Output Transistors. I would also recommend these transistors to anyone willing to make this amplifier. I think this post is getting longer so i will add more Pics of completed Amplifier in Next Post.

Sadik Bhatkar
 
Hi Friends,

Today i went at my friends house to give him Demo with his PA speakers. We attached 2 Mids 12" with Highs on each channel, This Amp easily handled those Speakers, YOu can view the video by downloading from my google Drive, there are 3 videos. these videos were directly played from Youtube from mobile.

https://drive.google.com/open?id=0B2a9DN9GbmtBWm5xY2tqT3BYZDQ

Sadik Bhatkar
 
Thank you apk... Nice to know that u r my neighbor. I stay in Baroda.

Hi.......yes, we should meet up sometime to listen to one another's audio systems. Not too many audiophiles and FM's in Gujarat!

I have an audio system from Enbee (a delhi based brand - sadly non-existent now) with Enbee pre-power amps and speakers. Use a Technics TT and Marantz CD players as source.

best,
apk
 
Hi Sadik and APK ,

I was posted in Vadodara 10 years ago, and have come to love the city. I am planning to settle there. Its nice to know Sadik is there, with whom I can share a common hobby !!

Regards.
 
Hi Sadik and APK ,

I was posted in Vadodara 10 years ago, and have come to love the city. I am planning to settle there. Its nice to know Sadik is there, with whom I can share a common hobby !!

Regards.

Wow nice to know that... you are most welcome.
 
Hi.......yes, we should meet up sometime to listen to one another's audio systems. Not too many audiophiles and FM's in Gujarat!

I have an audio system from Enbee (a delhi based brand - sadly non-existent now) with Enbee pre-power amps and speakers. Use a Technics TT and Marantz CD players as source.

best,
apk

Yes i too looking forward to meet up some day. I have shared my cell no in your PM.
 
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