RADIO & TV BROADCASTING & COMMUNICATIONS EQUIPMENT

Latest SC 13D/A SEC Filings
General statement of acquisition of beneficial ownership: [Amend]

VTEL CORP, SC 13D/A, 2001-01-08
DSP GROUP INC /DE/, SC 13D/A, 2001-01-05
DATRON SYSTEMS INC/DE, SC 13D/A, 2001-01-04
ALLEN TELECOM INC, SC 13D/A, 2000-12-26
DATRON SYSTEMS INC/DE, SC 13D/A, 2000-12-15
DSP GROUP INC /DE/, SC 13D/A, 2000-12-08
DATRON SYSTEMS INC/DE, SC 13D/A, 2000-12-01
DATRON SYSTEMS INC/DE, SC 13D/A, 2000-11-29
KOOR INDUSTRIES LTD, SC 13D/A, 2000-09-28
DIGITAL LIGHTWAVE INC, SC 13D/A, 2000-09-21
ACRODYNE COMMUNICATIONS INC, SC 13D/A, 2000-09-20
MOTOROLA INC, SC 13D/A, 2000-09-05
DSP GROUP INC /DE/, SC 13D/A, 2000-08-31
LOGIMETRICS INC, SC 13D/A, 2000-08-24
ACTV INC /DE/, SC 13D/A, 2000-07-13
STM WIRELESS INC, SC 13D/A, 2000-04-04
STM WIRELESS INC, SC 13D/A, 2000-03-21
DIGITAL LIGHTWAVE INC, SC 13D/A, 2000-03-20
DIGITAL LIGHTWAVE INC, SC 13D/A, 2000-03-14
NEXUS TELOCATION SYSTEMS LTD, SC 13D/A, 2000-03-13
MOTOROLA INC, SC 13D/A, 2000-03-10
NEXUS TELOCATION SYSTEMS LTD, SC 13D/A, 2000-03-01
LOGIMETRICS INC, SC 13D/A, 2000-02-10
VERTEX COMMUNICATIONS CORP /TX/, SC 13D/A, 2000-02-09
DSP GROUP INC /DE/, SC 13D/A, 2000-02-07
STM WIRELESS INC, SC 13D/A, 2000-02-02
STM WIRELESS INC, SC 13D/A, 2000-01-20
DIGITAL LIGHTWAVE INC, SC 13D/A, 2000-01-11
STM WIRELESS INC, SC 13D/A, 2000-01-04
STM WIRELESS INC, SC 13D/A, 1999-12-27
STM WIRELESS INC, SC 13D/A, 1999-12-14
EMCEE BROADCAST PRODUCTS INC, SC 13D/A, 1999-12-14
METRICOM INC / DE, SC 13D/A, 1999-11-30
ALLEN TELECOM INC, SC 13D/A, 1999-11-03
ACTV INC /DE/, SC 13D/A, 1999-10-28
GENERAL INSTRUMENT CORP, SC 13D/A, 1999-10-06
MOTOROLA INC, SC 13D/A, 1999-09-29
MOTOROLA INC, SC 13D/A, 1999-09-27
MOTOROLA INC, SC 13D/A, 1999-09-07
ALLEN TELECOM INC, SC 13D/A, 1999-07-30
MOTOROLA INC, SC 13D/A, 1999-07-29
COMTECH TELECOMMUNICATIONS CORP /DE/, SC 13D/A, 1999-07-23
GENERAL INSTRUMENT CORP, SC 13D/A, 1999-06-22
DIGITAL VIDEO SYSTEMS INC, SC 13D/A, 1999-06-08
ANTEC CORP, SC 13D/A, 1999-05-12
ACTV INC /DE/, SC 13D/A, 1999-05-12
AYDIN CORP, SC 13D/A, 1999-05-07
METRICOM INC / DE, SC 13D/A, 1999-05-05
STM WIRELESS INC, SC 13D/A, 1999-04-20
AYDIN CORP, SC 13D/A, 1999-04-20
AYDIN CORP, SC 13D/A, 1999-04-15
SOCKET COMMUNICATIONS INC, SC 13D/A, 1999-04-09
GENERAL INSTRUMENT CORP, SC 13D/A, 1999-04-06
AYDIN CORP, SC 13D/A, 1999-03-03
OPTELECOM INC, SC 13D/A, 1999-03-02
ACTV INC /DE/, SC 13D/A, 1999-02-08
ANTENNA PRODUCTS INC, SC 13D/A, 1999-01-28
ANTENNA PRODUCTS INC, SC 13D/A, 1999-01-27
SOCKET COMMUNICATIONS INC, SC 13D/A, 1999-01-26
STANFORD TELECOMMUNICATIONS INC, SC 13D/A, 1999-01-14
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1999-01-12
STANFORD TELECOMMUNICATIONS INC, SC 13D/A, 1998-12-15
LOGIMETRICS INC, SC 13D/A, 1998-12-01
AYDIN CORP, SC 13D/A, 1998-11-30
COMTECH TELECOMMUNICATIONS CORP /DE/, SC 13D/A, 1998-11-16
LOGIMETRICS INC, SC 13D/A, 1998-11-05
DATRON SYSTEMS INC/DE, SC 13D/A, 1998-11-05
MOTOROLA INC, SC 13D/A, 1998-10-23
STANFORD TELECOMMUNICATIONS INC, SC 13D/A, 1998-10-22
STANFORD TELECOMMUNICATIONS INC, SC 13D/A, 1998-10-01
ACRODYNE COMMUNICATIONS INC, SC 13D/A, 1998-09-25
AYDIN CORP, SC 13D/A, 1998-09-23
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-09-16
DATAMARINE INTERNATIONAL INC, SC 13D/A, 1998-09-15
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-09-09
AYDIN CORP, SC 13D/A, 1998-09-09
STANFORD TELECOMMUNICATIONS INC, SC 13D/A, 1998-08-31
LIFELINE SYSTEMS INC, SC 13D/A, 1998-08-27
COMTECH TELECOMMUNICATIONS CORP /DE/, SC 13D/A, 1998-08-21
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-08-19
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-08-11
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1998-08-05
MOTOROLA INC, SC 13D/A, 1998-07-23
VERTEX COMMUNICATIONS CORP /TX/, SC 13D/A, 1998-07-22
ANTEC CORP, SC 13D/A, 1998-07-15
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-07-15
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-07-09
STANFORD TELECOMMUNICATIONS INC, SC 13D/A, 1998-07-07
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-07-07
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-07-06
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-06-19
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1998-06-16
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-06-15
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-06-09
COMTECH TELECOMMUNICATIONS CORP /DE/, SC 13D/A, 1998-06-04
STANFORD TELECOMMUNICATIONS INC, SC 13D/A, 1998-06-02
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-05-22
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1998-05-20
TECHNICAL COMMUNICATIONS CORP, SC 13D/A, 1998-05-18
DESTRON FEARING CORP /DE/, SC 13D/A, 1998-05-13
STANFORD TELECOMMUNICATIONS INC, SC 13D/A, 1998-05-01
ILLINOIS SUPERCONDUCTOR CORPORATION, SC 13D/A, 1998-04-08
AMPEX CORP /DE/, SC 13D/A, 1998-04-07
AYDIN CORP, SC 13D/A, 1998-04-03
ILLINOIS SUPERCONDUCTOR CORPORATION, SC 13D/A, 1998-03-27
CABRE CORP, SC 13D/A, 1998-03-27
ILLINOIS SUPERCONDUCTOR CORPORATION, SC 13D/A, 1998-03-26
STANFORD TELECOMMUNICATIONS INC, SC 13D/A, 1998-03-20
DSP COMMUNICATIONS INC, SC 13D/A, 1998-03-10
SYMETRICS INDUSTRIES INC, SC 13D/A, 1998-01-29
LOGIMETRICS INC, SC 13D/A, 1998-01-26
ACTV INC /DE/, SC 13D/A, 1998-01-15
CABRE CORP, SC 13D/A, 1998-01-14
COMTECH TELECOMMUNICATIONS CORP /DE/, SC 13D/A, 1998-01-14
CABRE CORP, SC 13D/A, 1998-01-09
ACTV INC /DE/, SC 13D/A, 1998-01-05
ORION NETWORK SYSTEMS INC/NEW/, SC 13D/A, 1997-12-31
ORION OLDCO SERVICES INC, SC 13D/A, 1997-12-12
ELECTROMAGNETIC SCIENCES INC, SC 13D/A, 1997-12-11
METRICOM INC / DE, SC 13D/A, 1997-11-24
COMTECH TELECOMMUNICATIONS CORP /DE/, SC 13D/A, 1997-11-24
WAVEPHORE INC, SC 13D/A, 1997-11-05
METRICOM INC / DE, SC 13D/A, 1997-10-17
METRICOM INC / DE, SC 13D/A, 1997-10-14
METRICOM INC / DE, SC 13D/A, 1997-09-30
METRICOM INC / DE, SC 13D/A, 1997-09-29
MERRIMAC INDUSTRIES INC, SC 13D/A, 1997-09-12
LOGIMETRICS INC, SC 13D/A, 1997-09-11
MULTIMEDIA ACCESS CORP, SC 13D/A, 1997-09-10
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1997-09-04
MERRIMAC INDUSTRIES INC, SC 13D/A, 1997-08-28
CABRE CORP, SC 13D/A, 1997-08-04
COMTECH TELECOMMUNICATIONS CORP /DE/, SC 13D/A, 1997-07-28
LARCAN TTC INC, SC 13D/A, 1997-07-21
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1997-07-02
ILLINOIS SUPERCONDUCTOR CORPORATION, SC 13D/A, 1997-07-01
ACTV INC /DE/, SC 13D/A, 1997-06-23
AMPEX CORP /DE/, SC 13D/A, 1997-06-09
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1997-05-23
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1997-04-30
CABRE CORP, SC 13D/A, 1997-04-21
COMTECH TELECOMMUNICATIONS CORP /DE/, SC 13D/A, 1997-04-17
AMPEX CORP /DE/, SC 13D/A, 1997-04-08
CABRE CORP, SC 13D/A, 1997-04-04
ITT CORP /NV/, SC 13D/A, 1997-03-17
COMTECH TELECOMMUNICATIONS CORP /DE/, SC 13D/A, 1997-03-07
METRICOM INC / DE, SC 13D/A, 1997-03-06
TSX CORP, SC 13D/A, 1997-02-21
TSX CORP, SC 13D/A, 1997-02-19
STARSIGHT TELECAST INC, SC 13D/A, 2003-04-04
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1997-01-31
STARSIGHT TELECAST INC, SC 13D/A, 1997-01-28
VSI ENTERPRISES INC, SC 13D/A, 1997-01-24
CABRE CORP, SC 13D/A, 1997-01-23
CODED COMMUNICATIONS CORP /DE/, SC 13D/A, 1997-01-22
LIFELINE SYSTEMS INC, SC 13D/A, 1997-01-10
METRICOM INC / DE, SC 13D/A, 1997-01-09
ORION NETWORK SYSTEMS INC/DE/, SC 13D/A, 1997-01-08
LIFELINE SYSTEMS INC, SC 13D/A, 1997-01-08
ELECTROMAGNETIC SCIENCES INC, SC 13D/A, 1997-01-06
ELECTROMAGNETIC SCIENCES INC, SC 13D/A, 1996-12-30
AYDIN CORP, SC 13D/A, 1996-11-13
WAVEPHORE INC, SC 13D/A, 1996-11-12
EMCEE BROADCAST PRODUCTS INC, SC 13D/A, 1996-11-05
CALIFORNIA MICROWAVE INC, SC 13D/A, 1996-10-24
CALIFORNIA MICROWAVE INC, SC 13D/A, 1996-10-22
ELECTROMAGNETIC SCIENCES INC, SC 13D/A, 1996-08-22
REFLECTONE INC /FL/, SC 13D/A, 1996-08-19
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1996-08-09
VSI ENTERPRISES INC, SC 13D/A, 1996-08-08
ACRODYNE COMMUNICATIONS INC, SC 13D/A, 1996-07-18
PRECISION SYSTEMS INC, SC 13D/A, 1996-07-09
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1996-07-02
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1996-06-27
VERSUS TECHNOLOGY INC, SC 13D/A, 1996-06-17
PRECISION SYSTEMS INC, SC 13D/A, 1996-06-12
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1996-06-07
AMPEX CORP /DE/, SC 13D/A, 1996-06-06
MOTOROLA INC, SC 13D/A, 1996-05-13
LIFELINE SYSTEMS INC, SC 13D/A, 1996-05-03
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1996-04-12
LIFELINE SYSTEMS INC, SC 13D/A, 1996-03-21
STARSIGHT TELECAST INC, SC 13D/A, 1995-12-11
GEOTEK COMMUNICATIONS INC, SC 13D/A, 1995-11-14
MERRIMAC INDUSTRIES INC, SC 13D/A, 1995-10-20
MICRODYNE CORP, SC 13D/A, 1995-08-17
MICRODYNE CORP, SC 13D/A, 1995-07-18
STARSIGHT TELECAST INC, SC 13D/A, 1995-04-28
MICRODYNE CORP, SC 13D/A, 1995-03-16


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