3pcs NE555 Signal Generator Square Wave Pulse Frequency Adjustable 1~500KHz

Description

Product Overview
3pcs NE555 Signal Generator Square Wave Pulse Frequency Adjustable 1~500KHz
Detail
Specification:
1. Size: 3.5CM * 3.6CM
2. The main chip: NE555;
3. Input voltage: 5V-15VDC. 5V power supply, the output current can about 15MA; 12V power supply, the output current can be so 35MA;
4. The input current: ≥ 100MA
5. The output amplitude: 4.2V V-PP to 11.4V V-PP (depending on the input voltage, the output amplitude is not the same)
6. The maximum output current: ≥ 15MA (5V power supply, V-PP greater than 50%), ≥ 35MA (12V power supply, V-PP greater than 50%)
Features:
1. output with LED indication(low level LED ON, high level LED OFF, at lower frequencies than the LED flashing);
2. the output frequency range level can be selected, the output frequency adjustable;
Low frequency: 1Hz~50Hz
MF: 50Hz~1kHz
HF: 1KHz~10kHz
HF: 10kHz~200kHz
3. the output duty cycle can Adjustable(Small), adjustable duty ratio will change the frequency.
4. the output frequency adjustable;
Cycle T=0.7 (RA+2RB) c
RA, RB for the 0-10K adjustable;
C=0.001UF low frequency gear;
C=0.1UF MF gear;
High frequency in document C=1UF;
C=100UF high frequency gear, wave frequency buyers can own calculation.
Package include:
3 x NE555 Signal Generator
Shipping Policy
Payment Mathord
Returns Policy
Shipping Policy
1.Items are shipped from china.we will send out within 1 bussiness day after receive the payment.
2.We only ship to ebay confirmed address. So before bidding,  please kindly verify your ebay address.
3.
Shipping to USA takes 8-18 days in normal condition by E-packet with tracking number.
Shipping to most other countries takes about 12-30 days via Economy Int'l Airmail.
Less than , without free tracking number,if you request tracking number,please send ebay message to us.
Over ,with tracking number free.The shipping time depends on your location and local postal service,as well as the  weather condition along the shipping,sometimes may take longer,.please send ebay message to us if you not get the package.
4.
Express shipping: DHL/FEDEX/EMS,Extra  -- will be charged for the first 500 grams for most countries. Contact us if  you need this service.
Payment Mathord
PayPal payment accepted only.
Returns Policy
1. Customer satisfaction is our top goal. We believe our items are so outstanding. All products are quality checked. They are new and in good condition when shipped to our customers. We are convinced you will be happy with your Purchase.
2. If product is defective or damage upon arrival, or wrong product shipped, please send ebay message to us immediately. Returns accepted within 30 days of delivery date.
3. Please send ebay message to us first if you have any problems/questions/concerns. We will be happy to resolve any issues you may have in a cordial and friendly manner.
On Sep-24-21 at 04:05:07 PDT, seller added the following information: