An antenna device includes an antenna for receiving a time information radio wave, and an antenna support member. Specifically, in response to the client entering an order to trade a financial instrument, a first alert is transmitted in real-time to the financial advisor’s computer including information pertaining to the trade. The apparatus may also include a second chamber in flow communication with the inlet at a first end and the first chamber at a second end, wherein particles entrained in the air flow are charged with a second polarity opposite the first polarity prior to the air flow entering the first chamber. The major loop diameter is approximately normal to the first surface and the loop vertex in contact with the sheet.