Shielded housing for high frequency circuit used in distribution amplifier for cable TV, has receiving device which receives circuit board positioned in housing region lying between bottom portion and shield plate

摘要

The housing (2) has a housing opening (8) which is covered using openable cover (9). A shield plate (17) is positioned between bottom portion (7) of housing and cover. The shield plate is provided with resilient fingers (18) which are contacted with inner faces of side walls (3-6). A receiving device (19) is provided for receiving circuit board (10) positioned in housing region lying between bottom portion and shield plate. An adjusting element (11) is inserted into hole (20) of shield plate, so as to maintain shielding effect of the shield plate.