Frog Sounds HAM Radio QRP Kit Telegraph CW Transceiver Receiver Radio Station V3

Frog Sounds HAM Radio QRP Kit Telegraph CW Transceiver Receiver Radio Station V3
Frog Sounds HAM Radio QRP Kit Telegraph CW Transceiver Receiver Radio Station V3
Frog Sounds HAM Radio QRP Kit Telegraph CW Transceiver Receiver Radio Station V3
Frog Sounds HAM Radio QRP Kit Telegraph CW Transceiver Receiver Radio Station V3


$16.68 Buy It Now or Best Offer
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Seller Store yuwi_69
(632) 99.2%,

Location: ???
Ships to: US,
Item: 135312353001

Restocking Fee:No
Return shipping will be paid by:Seller
All returns accepted:Returns Accepted
Item must be returned within:30 Days
Refund will be given as:Money Back
Ameritron AL-80B:Ameritron AL-80B
Type:Power Amplifier
Unbranded:Unbranded

Frog Sounds HAM Radio QRP Kit Telegraph CW Transceiver Receiver Radio Station V3Function: Note : it is diy kit , Need soldering by youselfNote: The MOS FET 2N7000 in the kit should be soldered as the last component. To prevent electrostatic breakdown, the 2N7000 should be disconnected from the soldering iron power supply for soldering. This is a very small volume of a simple 40 meter band micro-power amplitude telegraph transceiver, 9V square battery or external 9-12V DC power supply. Spread good time, and the nearby provinces hundreds of kilometers amateur radio communications. This machine was first introduced by domestic radio enthusiasts, but also it played a nice name “frogs”. The frogs calling Kit 3.1 public version based combined with the actual usage Fixed several key issues, after several debugging before the formation of the current version.Key IndicatorsPower supply: 9V-12V (Recommended 12V linear regulated power supply)Antenna: 50 ohm, unbalancedTransmission power: 2W (9V Power), 3W (12V power)Frequenc: transmitter local oscillator frequency: 7023 KHz; receive local oscillator frequency: about 7023-7026 KHzOperating mode: CWUseThis machine is simple direct conversion transceiver interference, selectivity can be compared and the super heterodyne receiver, it is necessary to use not worse than the length of a half-wave dipole antenna, or communication is relatively poor. The selection disturbance is relatively small; spread the good opportunity for communication experiment, it is best to make an appointment with your friend’s communication. Communication distance of about 150-300 km more secure, to greater distance depends on the propagation environment and the operator’s operating skills. If the broadcast interference is relatively large, use 5K GAIN potentiometer signal attenuation, emergent signal from the radio interference. Attenuation potentiometer is critical, carefully adjusted; you will receive an unexpected effect. In the dissemination of good times with of this machine FT80C goods shortwave radio with a signal on a distant contrast reception, this local effect is no difference between basic commodity machine, which makes unexpected.Recommendations for improvement1N4001 replaced by appropriate varactor tube (recommended the 0P-100P), can increase the receive frequency range. Q1 9018 power between 0.8W ~ 1.2W 8050 power between 1.5W to 2W (select 8050 will make D882In a critical state, need to be careful). Packing list1PCS X Frog Sounds HAM Radio QRP Kit Telegraph CW Transceiver Receiver Radio Station V3PaymentWe accept PayPal only.Payment must be received in 7 business days of auction closing.Please leave note for your special request (e.g. Colors or Size) in ebay note when you pay the order.Any special request cannot be accepted after 24 hours of payment,because most of orders will be processed instantly and same day dispatched.Shipping1. Your order will be shipped within 1-2 business days once we receive your payment. 2. Import duties, taxes and handling charges are the buyer’s responsibility.3. Please check with your country’s customs office for above additional costs in advance. 4. These charges are normally collected by the shipping company, but does not include Remote Area surcharge and any customs fees. Return1. 30 days warranty for returning the defective item from the purchased date.2. We will test all products before the packages were sent out.3. Return items should include the original packaging and all accessories.4. Only defective product will be offered exchange.5. Buyers are responsible for the returning cost, and then we will pay for the resending cost.About us Please note that we are on duty Monday to Friday between 09:00 Am to 18:00 PM Beijing Time, which means we can keep on-line at: Bei Jing(CN)——Monday to Friday——09:00 AM -18:00 PMNew York(US)——Sunday to Thursday——20:00 PM-05:00 AMLondon(UK)——Monday to Friday——01:00 AM-10:00 AMCanberra(AU)——Monday to Friday——11:00 AM-20:00 PMContact us Please don’t hesitate to contact us with any queries or comments about our items or your problem. We are a professional trading company, we will always provide you with quality service.

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