Uploaded December 2024 | Updated September 2026, 2 weeks ago

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Full install & review of the MB4c Sound Card by Ian Kim. Early history (1978 to 1984) of Rod Nakamoto's SWEET MICRO SYSTEMS is also shown.

🔎 INDEX
0:00 — Intro
1:33 — Sweet Micro HISTORY
5:11 — Mockingboard vs. C64 SID vs. A][ 1-bit Audio
6:28 — MB4c Kit Overview
9:21 — Opening the Apple IIc
14:34 — MB4c Installation
25:34 — FIRST TEST
29:34 — Noise Fix (47Ω Resistors)
32:56 — Speaker Clips
35:55 — FINAL TESTING
46:28 — Manual Enable
50:44 — Closing Thoughts
57:39 — Prince of Persia FIX

🛒 THINGS TO BUY
• Mockingboard 4c (7% discount page): quick09.tistory.com/1534
• Ian Kim's EBAY page (no discount): ebay.com/usr/ksd09
• Speaker Clips (free STL file): quick09.tistory.com/1555
JLPCB offers low-cost, pro-level prints: jlc3dp.com/3d-printing-quote
• Oregon Trail Choplifter T-Shirt: bit.ly/3ZVcVHx
• EYOYO 10" IPS Display: bit.ly/4gSm8ah
• IIc to VGA Adapter: bit.ly/4fv4BnQ
• MacEffects Clear Case: bit.ly/3CrugzG
See my video review: youtu.be/2zMeLMvfeLA
• MacEffects Backlit Keyboard: bit.ly/4fTjBft
• FloppyEMU: bit.ly/3DCIMW4
• ROM Xc: bit.ly/4a0Ia8U

💾 COMPATIBILITY LIST by JDW: bit.ly/40bQZcx

💾 SOFTWARE
• Ian Kim's PATCHED software: archive.org/details/u-4-bt-4c
• Mockingboard DEMO disks & related: tinyurl.com/y9vaa7ad
• French Touch Vault (Pure Noise & (Not So) Cheap Tunes): http://fr3nch.t0uch.free.fr
• Total Replay: archive.org/details/TotalReplay
• Total Replay II: archive.org/details/TotalReplay2
• Virtual ][ emulator (not free but the best): virtualii.com
• Asimov collection: apple.asimov.net
• Sweet Micro Holiday Music Disk (incompatible w/MB4c): tinyurl.com/3k757vk5
🔴 I showed that Holiday Music Disk in my video. Didn't work even after I manually enabled MB4c. Works fine in Virtual ][. Ian Kim told me: "MB4c can't be 100% compatible due to the structure and way of accessing the BUS. So some SW may not work, and I can't provide every patch for it."

📺 MB4c Resistor Mod by @CT6502 : youtu.be/7yxKLHlAIIw?si=PZ89KBrkb5fiAb_L&t=247
📺 Fabulous 1-bit Audio by @ForgottenComputer : youtu.be/-Bjitqh7B0Y?si=58Pp4amqE0zFBhAs&t=2061

📚 REFERENCE
• MB4c MANUAL: quick09.tistory.com/1298
• Removing the Keyboard BRACE: youtu.be/7FdN1BLuvzU?si=wwnVftd1akFd057y&t=193
• Apple //c ROM & SLOT Info by JDW: bit.ly/41V9LGd
• Ian Kim's Videos: youtube.com/@quick09/videos
• Sweet Micro History (SOFTALK): tinyurl.com/3r4y5utx
(My initial history timeline used that article. Rod Nakamoto then offered corrections & additions.)
• Will Harvey on Computer Chronicles S1E2 (1983): youtu.be/1LEn94TF1tg?si=UCvRpBqT7gssKoM5&t=414
• Jim Abeles' IIc PROTOTYPE photos: bit.ly/4j03qQb
• Apple II Forever Music Video: youtube.com/watch?v=YcjlhFVTY50
• Apple IIc Brochure: bit.ly/49PtIzI
• Making of TOTAL REPLAY: youtube.com/watch?v=pki7rsGNxXs
• Peter Ferrie's Story (aka "4am"): tinyurl.com/yc5krc85

🙇‍♂️ SPECIAL CONTRIBUTORS
• Rod Nakamoto (original Mockingboard creator)
• Ian Kim (MB4c creator)
• Chris Torrence (MB4c resistor fix)
• Jonathan Adar (my friend and Apple II mentor)
• Wyatt Wong (Info Resources)
• Bill Martens (Info on Call-A.P.P.L.E.)
• Apple II Enthusiasts on FaceBook (helpful feedback)

🙏 THANK YOU, Paypal Supporters!
• Brian Gorham 🇺🇸 (🥇TOP repeat supporter)
• Jason Meyer 🇺🇸 (🥈Major repeat supporter)
• Eugene Gillott 🇨🇦 (🥉Major repeat supporter)
• Sung from Aston, PA 🇺🇸 (Notable first-time supporter)
• Philippe Astier 🇫🇷 (monthly supporter)
• Mark B Newlon 🇺🇸 (repeat supporter)
• Mauro Acciaccaferri 🇮🇹 (monthly supporter)
• Gavin Maxwell 🇦🇺 (monthly supporter)

💰HOW TO SUPPORT THIS CHANNEL
paypal.me/supportJDW

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🎬 MY VIDEOS
youtube.com/user/JDW26/videos

#Mockingboard #SoundCard #AppleIIc #JDW1