PS-12550 sealed lead-acid battery features energy density of 1.66W-hours/inch(super 3) and measures 9 X 5.45 X 8.10 inches. The battery comes with a universal terminal, accommodating both automotive and nut and bolt-type connectors. The size is a well-established industry standard referred to as "22NF." Operating temperature ranges from -4 to 140F. Depending on the average depth of discharge, the user can obtain 300 to 500 recharge cycles.
Power-Sonic Corp., 9163-A Siempre Viva Rd., San Diego, CA 92173, FAX (619) 661-8044.
An in-depth survey of 700 current and future users of 3D printing holds few surprises, but results emphasize some major trends already in progress. Two standouts are the big growth in end-use parts and metal additive manufacturing (AM) most respondents expect.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.