myTEKNOVO Listings on eCRATER SUMMARY: Important Note*: *Basic knowledge of electronic-assembly is required to solder this DIY KIT. Also, careful voltage-supply-polarity must be taken into account or the NE555 can be damaged. Circuit operational supply-voltage is 5V-15V. NE555/LM555 Adjustable Square Wave Generator:: Complete DIY KIT NE555 pulse generator, it can be adjusted from 1 Hz to 200 kHz. Dependent on supply-voltage, the triggering current ranges from 15 mA to 35 mA. For more information and circuit diagram, please check the link below. If you have questions, please ask, thank you. What will I receive? 1 pcs x Complete NE555 DIY Square Wave Pulse Generator KIT. Please see images for all electronic parts included, thank you. NE555 Pulse Generator Specifications: Download here. ------- For more Electronic DIY KITs, please visit our eCRATER Store -- Click Here --, thank you. ------- Related: LED, LED Bargraph, LED Bar Graph, Arduino BarGraph, LED Display, NE555/LM555, audio/sound level indicator. USA Inventory / Stock: All items for sale are in stock at hand and shipped from California. True USA Based Seller. *** If you have any questions, please contact us. *** INTERNATIONAL BUYERS ARE WELCOME SHIPPING AND HANDLING: Depending on the size and weight of the item(s) being sold, your order will be delivered via the following shipping carriers: To verify the shipping carrier being used, please check the "Shipping Information" section at the bottom or top part of this ad. Make sure to also check the processing time of the order. If we have delays on your order we will contact you within 24-48 hrs. We combine shipping charges, please ask us for the correct invoice once you have completed your order. PAYMENT METHODS: PayPal payments. Credit Cards (managed through PayPal only). myTEKNOVO: Visit our listings on eCRATER for more cool items. You can contact us regarding any bulk(by quantity) order that you would like to place. We give discount on bulk orders, please ask us. myTEKNOVO