This eBay auction is for a quantity of 1 brand new N018 Audio / Signal Transformer with a 1:1 ratio of Primary to Secondary. The input and output impedance is 10 KOhms and the DC Resistance of the Primary = 389 Ohms and the DC Resistance of the Secondary = 389 Ohms. Each transformer measures 22 mm long by 15mm wide and measures 17mm high.
The MicroView is the first chip-sized Arduino compatible that lets you see what your Arduino is thinking using a built-in OLED display. This is the MicroView controller that I received from being a backer for the product on Kickstarter. This particular bundle went for $95 on Kickstarter.
TP4056 1A Current Lithium Battery Charging Board DIY Mobile Power Charging Feature: Size: 30*15mm Input voltage: 4.8-8 V DC Current Out: 1000mA max. ( 100-1000mA adjustable) This board has the reserved bi-color common anode LED hole, suitable for DIY universal rechargeable 18650 lithium battery charger.Red LED on while charging, green LED on while full . Green LED on and the red LED flashes (frequency 1-2 seconds flashing) while the battery is
These are spare parts from a research laboratory all put into storage about 25 years ago. The parts were believed to be working at the time. Five are still in the box, one without a box.
Filtered SCR DC Basic Speed Control (Open Chassis) Bodine #830 Product Description: Bodine’s versatile Type-FPM SCR controls are intended for use with Bodine’s 130VDC Permanent Magnet (PM) 1/50 to 1/3 HP motors. Each control can cover a range of horsepowers, and can be adjusted for use with a particular Bodine motor by simply setting a “DIP switch” and selecting the proper armature fuse. Type-FPM controls provide pure DC (negligible ripple, Form Factor 1.0) to the motors.
12V Heavy Duty Linear Actuator - (25lbs Thrust) 6" Stroke Move up to 25 lbs for under $130! Our heavy duty linear actuators can be used in place of pneumatics and hydraulics. The heavy duty linear actuators are driven by high torque brushed DC gearmotors coupled to an ACME screw to create a linear drive.
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