120V heater pad: Difference between revisions
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=Resistors= | =Resistors= | ||
*Use resistors instead - [https://www.amazon.com/Comidox-Aluminum-Housed-Wirewound-Resistor/dp/B077ZMFZM6/ref=pd_day0_5?pd_rd_w=brR5a&pf_rd_p=8ca997d7-1ea0-4c8f-9e14-a6d756b83e30&pf_rd_r=VPEJTHZFVZXVQ2EWWQCJ&pd_rd_r=e16787c6-4434-41fa-9a66-1f5afd1efdc2&pd_rd_wg=46kDA&pd_rd_i=B077ZHWLWG&th=1] | *Use resistors instead - [https://www.amazon.com/Comidox-Aluminum-Housed-Wirewound-Resistor/dp/B077ZMFZM6/ref=pd_day0_5?pd_rd_w=brR5a&pf_rd_p=8ca997d7-1ea0-4c8f-9e14-a6d756b83e30&pf_rd_r=VPEJTHZFVZXVQ2EWWQCJ&pd_rd_r=e16787c6-4434-41fa-9a66-1f5afd1efdc2&pd_rd_wg=46kDA&pd_rd_i=B077ZHWLWG&th=1] | ||
=Halogen As Heater= | |||
*For 3D printers, use a 240V bulb, run it at 1/4 power with 120V (P~I^2R) so it doesn't burn out with on-off cycling - by running it only at a fraction of its rated power. | |||
*Use a holder - 4.69 or 4-11/16" holder, for a 240V T3 bulb. [https://www.amazon.com/Lamp-H-PC-63418/dp/B008UW8FA2/ref=asc_df_B008UW8FA2/?tag=hyprod-20&linkCode=df0&hvadid=194952682001&hvpos=&hvnetw=g&hvrand=1972518797233664809&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9023315&hvtargid=pla-315248704551&psc=1] |