Terminal connection comprising an HF conductor and a terminal apparatus having the following features: - the terminal apparatus comprises an HF conductor receiving element comprising an HF conductor receiving hole for receiving the HF conductor; - at least one solder deposit for establishing an electrically conductive connection between the HF conductor and the HF conductor receiving element of the terminal apparatus; - an insertion sleeve comprising a receiving opening into which the HF conductor is inserted; - the insertion sleeve is inserted into the HF conductor receiving hole in the HF conductor receiving element via an insertion opening on the plug-in side; characterised by the following features: - the at least one solder deposit is: a) arranged in the insertion sleeve; or b) arranged on at least one end face of the insertion sleeve; or c) arranged on the HF conductor; and - the insertion sleeve i. is undeformable; or ii. consists of a dielectric; or iii. is adapted, in terms of the circumferential lateral face thereof, to an inner face of the HF conductor receiving hole, is supported against this, and is only displaceable in the longitudinal direction within the HF conductor receiving hole; or iv. comprises at least one receiving channel, which extends inwards from the outside into the receiving opening, the at least one receiving channel being used for receiving the at least one solder deposit. - the terminal apparatus comprises an HF conductor receiving element comprising an HF conductor receiving hole for receiving the HF conductor; - at least one solder deposit for establishing an electrically conductive connection between the HF conductor and the HF conductor receiving element of the terminal apparatus; - an insertion sleeve comprising a receiving opening into which the HF conductor is inserted; - the insertion sleeve is inserted into the HF conductor receiving hole in the HF conductor receiving element via an insertion opening on the plug-in side; - the at least one solder deposit is: a) arranged in the insertion sleeve; or b) arranged on at least one end face of the insertion sleeve; or c) arranged on the HF conductor; and a) arranged in the insertion sleeve; or b) arranged on at least one end face of the insertion sleeve; or c) arranged on the HF conductor; and - the insertion sleeve i. is undeformable; or ii. consists of a dielectric; or iii. is adapted, in terms of the circumferential lateral face thereof, to an inner face of the HF conductor receiving hole, is supported against this, and is only displaceable in the longitudinal direction within the HF conductor receiving hole; or iv. comprises at least one receiving channel, which extends inwards from the outside into the receiving opening, the at least one receiving channel being used for receiving the at least one solder deposit. i. is undeformable; or ii. consists of a dielectric; or iii. is adapted, in terms of the circumferential lateral face thereof, to an inner face of the HF conductor receiving hole, is supported against this, and is only displaceable in the longitudinal direction within the HF conductor receiving hole; or iv. comprises at least one receiving channel, which extends inwards from the outside into the receiving opening, the at least one receiving channel being used for receiving the at least one solder deposit.