![Software Defined Radio Transceiver: Theory and Construction of the T41-ep Amateur Radio SDT: Peter AC8GY, Albert, Purdum W8TEE, Dr. Jack: 9798446384280: Amazon.com: Books Software Defined Radio Transceiver: Theory and Construction of the T41-ep Amateur Radio SDT: Peter AC8GY, Albert, Purdum W8TEE, Dr. Jack: 9798446384280: Amazon.com: Books](https://images-na.ssl-images-amazon.com/images/I/614pyz7rUtL._AC_UL210_SR210,210_.jpg)
Software Defined Radio Transceiver: Theory and Construction of the T41-ep Amateur Radio SDT: Peter AC8GY, Albert, Purdum W8TEE, Dr. Jack: 9798446384280: Amazon.com: Books
![Software Defined Radio Transceiver: Theory and Construction of the T41-ep Amateur Radio SDT: Peter AC8GY, Albert, Purdum W8TEE, Dr. Jack: 9798446384280: Amazon.com: Books Software Defined Radio Transceiver: Theory and Construction of the T41-ep Amateur Radio SDT: Peter AC8GY, Albert, Purdum W8TEE, Dr. Jack: 9798446384280: Amazon.com: Books](https://m.media-amazon.com/images/I/614pyz7rUtL._AC_UF1000,1000_QL80_.jpg)
Software Defined Radio Transceiver: Theory and Construction of the T41-ep Amateur Radio SDT: Peter AC8GY, Albert, Purdum W8TEE, Dr. Jack: 9798446384280: Amazon.com: Books
![UHF 40-470MHz walkie talkie SDT-588 handheld two way radio with 4500mah li-ion battery SMA-Female antenna _ - AliExpress Mobile UHF 40-470MHz walkie talkie SDT-588 handheld two way radio with 4500mah li-ion battery SMA-Female antenna _ - AliExpress Mobile](https://ae01.alicdn.com/kf/HTB1c3d1KFXXXXX3XFXXq6xXFXXXe/UHF-40-470MHz-walkie-talkie-SDT-588-handheld-two-way-radio-with-4500mah-li-ion-battery.jpg)