I'm unfamiliar with how those type might work, never having seen one, they must be trying to alter the bias of the “weak” gun in relation to the others to try and balance things out, but I can't imagine that working out so well vs a real booster that kicks up the heater voltage, which is only a Band-Aid to start with.
__________________
=^-^=
Yasashii yoru ni hitori utau uta. Asu wa kimi to utaou. Yume no tsubasa ni notte.
いとおしい人のために
|