A flexible downspout connector apparatus includes a flexible extension pipe, and a first adapter member and a second adapter member, both nested together at one end of the pipe. The ball preferably contains a dual-core comprising a center and surrounding outer core layer. A rotary shaft of the third lever is disposed so as to cross the rotary shafts disposed at engagers at the first and second levers. Processes external to a database server in the test database system send the processed workload to that database server. The setup of signaling connections between the participating terminal equipment and the conference unit is controlled in a call redirection initiated by the first terminal equipment and implemented in the other terminal equipment having the call redirection destination of conference unit. According to another embodiment, the control circuit may be for controlling an amount of electrons emitted by the electron source based on one of the input signal to the vacuum tube amplifier and the output signal from the vacuum tube amplifier.