MC68000 16 bits RISC CPU single board
RAM CY7C137 dual-port RAM
MC68230 I/O controller
MC6850 ACIA
MC14411 bit rate generator
bottom view
2015年8月16日 星期日
2015年8月2日 星期日
Diy 3-way horn speaker
Diy 3-way horn speaker
New design 3-ways speaker box ...front view.
Speaker box rear view... woofer with L-load design.
Mid horn is JBL 2380 Flat front Bi-radial horn.
Woofer import from Thailand.
P-Audio 15BM-300B.
About 300W 97db Fs:48hz Vas:123lt
Mid Altec 288B
Tweeter Jensen RP-302
Amplifier test.