FINEMET FM6-WS 45 Loftin White SET

This 6SJ7GT - 300B SET, Single Ended Amplifier is designed by Mr. Susumu Soya and published on Japanese Audio Magazine MJ 2018 August issue.  This amplifier has interesting feedback from secondary 16 ohm tap to SG on 6SJ7GT. Output transformer is FINEMET FM-24WS-3.5 and power supply choke is FMC-0735HL.

New FINEMET SET Output Transformer, FM-5WS is released! They were used in the latest Japanese MJ Magazine 2019/06 Da Single ended amplifier by Yasuo Iwamura.  The power supply choke is also FINEMET, FM-1013HW.

This 813 SET mono amplifier is designed by Mr. Susumu Soya and published on Japanese Audio Magazine MJ 2018 Oct. issue. This 813 SET can output 34W/ch. It features directly coupled circuit and  FINEMET SET output transformer, FM-100WS-10K. The power supply chokes are also FINEMET  FMC-1520HW and FMC-3070H.

Triode Strapped 6V6GT Push-Pull Amplifier with FINEMET Input and Output transformers. This Amplifier design was published on Japanese audio magazine MJ 2019 May issue by Yasuo Iwamura. Baby size push-pull amplifier can achieve the best cost performance! The input Transformers are our new FM-5K5KL. The output Transformer is FM10P. The power supply Chokes are FMC1013HW. FINEMET output transformer has much smaller coloration compared to traditional core materials. Paring of FINEMET power

This design is from Japanese audio magazine, Radio Gijyutsu(Radio Technology), 2008 Feb. by Tadaatsu Atarashi. His design uses our FINEMET FM-ATSP1, speaker attenuator choke and FM-NW2,   GIP 597A (16 ohm) uses 4uF capacitor and FM-ATSP1 at -7dB tap with 20 ohm impedance compensation resistor. WE555 use a simple high pass filer, not a bad pass filter which is 20uF capacitor  and FM-ATSP1 at -7dB tap with 20 ohm impedance compensation resistor. GIP 4181A (16 ohm) uses FM-NW2 at 5mH tap. FM-NW2

A couple of weeks ago, I received my personal pair of AFT model 7 from Japan. They are absolutely beautiful!  When I wan in Myoko, Japan last year, I heard them in partially opened cabinet, and the result was quite amazing! I could not wait to hear their sound, and quickly decided to try universal open baffle design from good old MJ magazine.  I went to near by Home Depot, picked some cheap materials and finished it up in last weekend! I disconnected Fiestrex NF9-ex, moved them to back of

Last weekend my wife took me to Vanderbilt University Arts Gallery for mosaic art, then guess what I found the paper for AFT model 7!  Our speaker paper is made by legendary Ichibei-san (this link show how our paper is hand crafted).  He is the 9th generation paper manufacture.  His family supplied paper for well known artists such as Pablo Picasso and Katsushika Hokusai. When I walked into the gallery, I immediately noticed some old Japanese paintings. Then I start looking for Hokusai to

Today we released long waiting field coil full range speaker by Teramoto!! Our first batch of 5 pairs are sold out. We are working on 2nd batch now! The picture is from my personal pair! I will start preparing open baffle in next weekend!! Here is more information

AFT, Audio Feast / Termoto model 7 is our first full range field coil driver. These drivers are specially hand crafted to our specification by Mr.Teramoto. Audio Feast is the exclusive wold wide distributor for AFT model 7. I visited Mr.Teramoto's skunk-works (Myoko Japan) during Thanksgiving week. We played around with all FINEMET field coil power supply and cabinet configuration. The optimum field coil voltage is around 6.5Vdc. Open baffle configuration with monster sized FINEMET chokes with