C457 The Father and Daughter Were in a Deadlock Tang Bing Knocked on the Door and Talked to Them(1)

"Bing, we've got the amplification gear set up. Now, we can boost the range of standard radio walkie-talkies to their max, which is around ten kilometers!" In the office, Van Luming stood before Tang Bing, clutching a schematic. "The design of this amplifier is quite straightforward. It's structured like this—"

"Enough!" Tang Bing cut him off