2pc/lot USB UART CP2102 E15-USB-T2 CDSENET UART USB to TTL 3.3V 5V Wireless Test Board Adapter For RF Serial Module
FA-3 Frequency Counter Frequency Meter 1Hz-6G 11Bit/Sec High-Precision FA-3 FREQ COUNTER
- CH1 frequency range: 1Hz-300MHz
- CH1 input impedance: 50Ω/1MΩ
- CH1 input reference sensitivity: 50Ω: 25mVrms-2Vrms; 1MΩ: 25mVrms-2Vrms
- CH1 frequency accuracy: 0.1-second gate: 0.001Hz at 10M; 1-second gate: 0.0001Hz at 10M; 10-second gate: 0.00001Hz at 10M
- CH1 measurement speed: 11 bits/sec at 10M
- CH1 power test range: -50DBM to +20DBM, 1M-550M at 50 OHM
- CH1 power measurement accuracy: 0.5DB at 10MHz
- CH1 interface type: BNC
- CH2 frequency range:6G:30MHz-6GHz /12.4G:200M-12.4G/26.5G:200M-26.5G/6GP:30MHz-6GHz(with power meter)
- CH2 input impedance: 50 OHM
- CH2 frequency accuracy: 0.1-second gate: 1Hz at 1GHz; 1-second gate: 0.01Hz at 1GHz; 10-second gate: 0.001Hz at 1GHz
- CH2 input power: 6G: -20dBM to +13dBm at 0.5-5G
- CH2 interface type: SMA
- Gate time: 0.1 second/1 second/10 second
- Internal reference frequency: 10MHz
- Internal reference type: OCXO
- Internal base year aging: 0.5Hz
- Internal reference output port power: 4dBm
- External reference input power range: 6G:-20dBM- +13dBm@0.5-5G、 12.4G:-20DBM-+13DBM@0.2-10G、26.5G:-15-+5DBM@1G-26.5G /6GP:-20-+13DBM@0.5-5G
- Panel screen: 3.2 inches, 128*64pixel
- Operation modes: CH1 frequency measurement mode, CH1 statistical mode, CH2 frequency measurement mode, CH2 statistical mode
- Statistics mode data types: average, maximum, minimum, peak-to-peak value
- Power supply: 11.7-12.5V, Start: <0.6A, Stable: <0.4A
- Size: 127*75*143mm (L*H*D)
- Net weight: 750g
- Accessory: 1pcs DC12V adapter
Front Panel Functions:
- MODE: operating mode conversion
- GATE: Gate time selection
- RST: restart measurement
- IMP: CH1 input impedance selection
- LPF: Whether CH1 opens 100K LPF
- CH1: Channel 1 input
- CH2: Channel 2 input
Rear Panel Functions:
- 10M REF INPUT: external 10M reference input
- 10M REF OUTPUT: 10M reference output
- USB: USB port
- STD ADJ: internal OCXO frequency fine-tuning
- ON/OFF: Switch
- With a DC socket
- 1 x Set of Frequency Meter
1X POWER SUPPLY
We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.
Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.
Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.
We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.
Shipping time varies by location. These are our estimates:
|Location||*Estimated Shipping Time|
|United States||10-30 Business days|
|Canada, Europe||10-30 Business days|
|Australia, New Zealand||10-30 Business days|
|Central & South America||15-30 Business days|
Yes, you will receive an email once your order ships that contains your tracking information.
For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.
For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.
If you have any other questions, please contact us and we will do our best to help you out.
All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.
Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.
If you did not receive the product within the guaranteed time(60 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.
*You can submit refund requests within 15 days after the guaranteed period for delivery (60 days) has expired. You can do it by sending a message on Contact Us page
If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.
If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.
Please do not send your purchase back to us unless we authorise you to do so.
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