Introducing Choc Perf Board for RF Experiments.
Now it will take up to 7 days to notify the tracking number, and another 7~30 days to deliver the parcel.
Last update: 2017-07-21
2 Choc Perf Boards for RF Experiments Plus
Case Combo - New!
Unit Price: 18 USD. Shipping and Handling: 8 USD.
The Choc Perf Board is designed by BD6CR to facilitate RF experiments and prototyping. The pad pattern will provide great
convenience to fit in discrete parts as well as IC and even 7x7 IF
transformers, and good RF performance with modular design with grounding and
shielding can holes around each unit. It is easy to break into small units.
The 3 x 4 unit board fits the metal case of KN-Q7A very well. The video
takes BITX-40 and VK3YE Knobless Wonder as examples to show how easy it is
to use the Choc Perf Boards.
CS-series SSB Transceiver Kit with Speaker Microphone Combo
Unit Price: 138 USD. Shipping and Handling: 12 USD. If you don't need speaker mic, email us and you will get refund of 25 USD.
The CS-series supercedes the KN-Q7A. It inherits 6-pole
crystal filter and rigid metal case. Also, it integrates
Sandwich digital VFO to have wider frequency coverage and better frequency
stability. A few more enhancements are also added. Speaker
microphone is added to the standard configuration. Besides SOTA application,
consider HF digital like JT-65?
KN-Q7A SSB Transceiver Kit - Discontinued
Upgrade version is CS-series.
A popular 80/75m or 40m or 20m single band SSB
transceiver kit designed by BA6BF. 10 watts PEP output (5 watts PEP for
20m). Sensitive and selective receiver due to 6-pole IF crystal filters.
Multiple frequency options and can be adjusted to wider coverage. Rigid
metal case included. Ideal for SOTA and backpackers. The assembled kit is as
shown on the left.
Widely introduced by CQ Amateur Radio magazine in US, CQ Ham Radio magazine in Japan, RadCom magazine in UK, Amateur Radio magazine in Australia, and some other brief introductions in other countries since 2012.
eHam product review average rating 4.9/5.0
Sandwich Digital VFO Complete Kit
Unit Price: 19.9 USD. Shipping and Handling: 5 USD. If you don't need the Arduino board, unit price is 9.9 USD, and please email us to make adjustment.
This simple yet
useful si5351a and Arduino based digital VFO is a great addition to KN-Q7A
and other single conversion SSB radio. The innovative one LED frequency
display is amazingly easy to count and read the operating frequency. SMD
part is pre-mounted.
The assembled kit is as shown on the left.
Sandwich Digital VFO FTDI Serial Programmer
Unit Price: 9.9 USD. Shipping and Handling: Free.
|This genuine FT232 based serial programmer can be used to upgrade the firmware yourself if you want to make some modifications. You will need to download Arduino IDE, setup board as "Arduino Pro or Pro Mini" and processor as "ATmega328 3.3V/8MHz", choose correct serial port (if necessary, install driver first for this serial programmer), make changes to the sketch and click Upload button.|
Unit Price: 30 USD. Shipping and Handling: 6 USD.R3500D ARDF Receiver (Assembled)
Unit Price: 39 USD. Shipping and Handling: 6 USD.
R3500D is the upgraded version of the well known PJ-80
80m direction finding direct conversion receiver kit. 3500~3600 kHz
coverage. Color is random.
Note that the LO frequency is at half of the working frequency. It is by design, no worries.
CRK-10A CW Transceiver Kit
Unit Price: 55 USD. Shipping and Handling: 5 USD.
A credit card size 40m or 30m CW transceiver kit designed
by BD4RG. 3 watts output for 40m band or 2 watts output for 30m band. Same
built-in keyer as HB-1A or HB-1B. Multiple frequency options. The assembled
kit is shown on the left.
eHam product review average rating 5.0/5.0
manual including part list
CRK-10A manual including part list
Gipsy Portable Dipole Antenna manual in English
Subscribe to CHINA_QRP yahoo group to be able to access manuals and other documents and photos
Order: Order online through PayPal, or contact your local distributor (Japan, USA, UK, India) directly. Please confirm ship to address, name and telephone number (required by express shipping) during payment. Please allow about one week for kits preparation and about two weeks for assembled kits preparation. Should you have any questions, please send email to email@example.com.
Payment: You can pay USD by credit card or debit card through PayPal and don't have to setup a PayPal account. Your credit card information is protected by PayPal. Your receipt will be sent to you via email by PayPal. Payment through skrill.com (moneybookers) in Euro or GBP is also accepted if you place an email order.
Refund policy: Refund is not provided.
Shipment: We have shipped our products through post office registered AIR parcel service from China to many countries. We will declare as commercial sample of ham radio kits and accessories and the actual value. The normal lead time per our past experience is 7~30 days (varies by countries, mostly 10~21 days). If you need to receive them quickly, please consider EMS (Express Mail International), Fedex, or DHL and check the freight with us.
Customs Clearance and Import Duty: The buyer bears the responsibility to clear customs and pay import duty (tax) if it applies, however, we are glad to provide invoice by email per request to facilitate the buyer. For importing assembled units, customs in some countries may need certificates like FCC or CE. At this moment, sorry but they are not available. You are encouraged to check with your local customs before your order if you are not sure.
Customer satisfaction is our goal. Should you have any questions or comments, please send email to us first.
You can also subscribe to http://groups.yahoo.com/group/CHINA_QRP/ to send your questions or share your ideas.
If you need our repair service, contact us by email for return address. If you purchased from your local distributor, please contact local distributor directly.
Japan distributor: Junichi Nakajima, JL1KRA http://www.geocities.jp/mx6s/bd6cr/index.html
USA distributor: Larry Lovell, N7RGW http://www.qrvtronics.com
EU distributor in UK: SDR-Kits http://www.sdr-kits.net
India distributor: Radiojitter.com http://radiojitter.com/index.php/ham-radio.html
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