A portable communication device, comprising: a) a housing; b) at least one radio frequency communication circuit disposed in the housing, the radio frequency communication circuit selected from the group consisting of a radio receiver circuit, a radio transmitter circuit, and a radio transceiver circuit; c) a control knob (304, 304a) provided external of the housing; d) at least one control device (606, 606a) responsive to movement of the control knob (304, 304a) relative to the housing, and facilitating control of a least one function of the portable device by a user; and e) an antenna (608, 608a) for the radio frequency communication circuit; wherein f) the control knob (304, 304a) is a molded part formed of a dielectric material with a relatively high dielectric permittivity to obtain a physically short monopole antenna with a relatively longer electrical length and; g) the antenna (608, 608a) is fixed within a volume defined by the control knob (304, 304a); h) the antenna (608, 608a) is potted within the dielectric material of the control knob (304, 304a); i) the antenna (608, 608a) moves with the control knob (304, 304a) when the control knob (304, 304a) is moved relative to the housing; and j) the control knob comprises an inner coaxial wall adjacent to a top panel, wherein said inner coaxial wall includes a concentric recess which defines a first snap feature, and wherein said concentric recess is adapted to receive a circumferential nub defined by a second snap feature, said first snap feature adapted to snappingly engage with the second snap feature and provide an RF coaxial connection. a) a housing; b) at least one radio frequency communication circuit disposed in the housing, the radio frequency communication circuit selected from the group consisting of a radio receiver circuit, a radio transmitter circuit, and a radio transceiver circuit; c) a control knob (304, 304a) provided external of the housing; d) at least one control device (606, 606a) responsive to movement of the control knob (304, 304a) relative to the housing, and facilitating control of a least one function of the portable device by a user; and e) an antenna (608, 608a) for the radio frequency communication circuit; wherein f) the control knob (304, 304a) is a molded part formed of a dielectric material with a relatively high dielectric permittivity to obtain a physically short monopole antenna with a relatively longer electrical length and; g) the antenna (608, 608a) is fixed within a volume defined by the control knob (304, 304a); h) the antenna (608, 608a) is potted within the dielectric material of the control knob (304, 304a); i) the antenna (608, 608a) moves with the control knob (304, 304a) when the control knob (304, 304a) is moved relative to the housing; and j) the control knob comprises an inner coaxial wall adjacent to a top panel, wherein said inner coaxial wall includes a concentric recess which defines a first snap feature, and wherein said concentric recess is adapted to receive a circumferential nub defined by a second snap feature, said first snap feature adapted to snappingly engage with the second snap feature and provide an RF coaxial connection.