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Press Release

Alpha to Announce Fourth-quarter Fiscal 2001 Financial Results On May 1, 2001; Company to Webcast conference call live at www.alphaind.com

Alpha to Announce Fourth-quarter Fiscal 2001 Financial Results On May 1, 2001; Company to Webcast conference call live at www.alphaind.comWOBURN, Mass.--(BUSINESS WIRE)--April 24, 2001--In conjunction with its regularly scheduled fourth-quarter and year-end fiscal 2001 financial results news release, Alpha Industries (Nasdaq: AHAA) plans to host a quarterly conference call for investors at 5:15 p.m. (ET) on Tuesday, May 1, 2001.

The conference call will be broadcast live over the Internet. Investors who want to hear the call should log on to the investor relations section of the Company's Web site, www.alphaind.com at least 15 minutes prior to the event's broadcast. The call will be archived on the Web site for two weeks.

Investors also can hear the call live by dialing 719-457-2625. A replay of the call will be available from 7:15 p.m. (ET) May 1 through midnight (ET) Tuesday, May 8. The replay phone number is 719-457-0820. Please refer to confirmation code 568777.

About Alpha

Alpha is a leading provider of RF integrated circuit-based solutions, including semiconductors and ceramic components, for the broadband and wireless communications markets. Alpha's GaAs and silicon switches, power amplifiers and discrete semiconductors are used by the world's leading broadband, infrastructure and wireless communications companies to enhance the speed, quality and performance of voice, data and video. The Company's Alpha Integration Platform™ (aiIP™) is a breakthrough manufacturing, packaging and design technique that reduces design complexity and improves the OEM's overall time to market for new products. For more information, please visit Alpha's Web site, www.alphaind.com.

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CONTACT: Alpha
Paul Vincent
(781) 935-5150 Ext. 4438