Using a hidden recorder planted on one of his alleged victims, FBI agents recorded Knox admitting he gambled away the money, according to court documents.
Given our family penchant for secrecy, she taped the conversation with a hidden recorder.
As he spoke on the phone, Ms. Giuliano whispered into her hidden recorder.
Nowadays, the hidden recorder is no longer necessary: the Internet has become the Rose Mary Woods of the digital age, dutifully transcribing every wiggle and wobble of the people who hold office.
He said agents gave him the code name Elmer Fudd, strapped a hidden recorder to his body on some occasions, and at other times instructed him to secretly tape telephone conversations.
The authorities said Officer Scaggs admitted the crimes on tape when the woman, wearing a hidden recorder provided by investigators, arranged to meet him after the incidents on Monday morning.
In that case, another assemblyman, who had been indicted on perjury charges by state prosecutors in the Bronx and was cooperating with Mr. Bharara's office, wore a hidden recorder to gather information in the investigation, serving as a mole in the Legislature.
The new Human Rights Commission found hidden tape recorders in its offices, and officials of the left-of-center Democratic Revolution Party did business from public telephones rather than their tapped office lines.
Mr. Cable and the other ministers involved have struck back at The Daily Telegraph, saying its tactic of sending the reporters, who posed as single mothers seeking help with welfare claims, to constituency meetings with hidden tape recorders, undermined lawmakers' ability to develop trust with voters.
