О нас
Radio-frequency filters, SAW filters
Research-and-Production Enterprise BUTIS, Ltd. – an SME with a strong RTD capacity – develops and manufactures radio-frequency filters on surface acoustic waves (SAW filters) and devices based on them.
The basic team of experts in BUTIS, Ltd. has more than 30 years of experience in development and batch production of SAW filters for civil and defence purposes. We continue and develop the investigations started at the Acoustic Electronics Department of the "Fonon" R&D Institute in Moscow – the leading USSR institute for frequency stabilisation.
Technological capacities of BUTIS, Ltd. ensure manufacturing passband SAW filters with the following main electric parameters:
• Nominal frequency fnom : 20...1200 MHz;
• Bandwidth at (-1...-3 dB) : 0,1% ... 30% of fnom ;
• Out-of-band signal suppression : up to 60 dB (from fnom) in rejection bands;
up to 100 dB (from fnom) in rejection points ;
• Minimum insertion attenuation : from 1 dB;
• Maximum amplitude ripple in the passband : from 0,1 dB;
• Group delay ripple in the passband : from 5 ns.
• Production output : up to 150 ths.pcs. filters per month.
The company’s Quality Assurance System meets ISO 9001-2001.
OUR PATENTS:
BUTIS Ltd. is certified as an R&D organisation.
