{"paper":{"title":"AMiBA Wideband Analog Correlator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.CO","authors_text":"(2) ATNF, 3), (3) National Taiwan University, 4), (4) CfA, (5) Carnegie-Mellon University, 6), (6) Tamkang University), Chao-Te Li (1), Chia-Hao Chang (1), Chia-Hsiang Yang (3), Chih-Chiang Han (1), Chung-Cheng Chen (1), Chun-Hsien Lien (3), Derek Y. Kubo (1), Guo-Chin Liu (1, Hiroaki Nishioka (1), Homin Jiang (1), Huei Wang (3), Jeffrey B. Peterson (5), Jiun-Huei Proty Wu (3) ((1) ASIAA, Kai-Yang Lin (1, Keiichi Umetsu (1), Michael Kesteven (2), Ming-Tang Chen (1), Pablo Altamirano (1), Patrick Koch (1), Peter Oshiro (1), Pierre Martin-Cocher (1), P. T. P. Ho (1, Ray-Ming Wei (3), Shu-Hao Chang (1), Su-Wei Chang (1), Tashun Wei (1), Tzi-Dar Chiueh (3), Warwick Wilson (2), Yau-De Huang (1), Yuh-Jing Hwang (1)","submitted_at":"2010-03-17T11:07:12Z","abstract_excerpt":"A wideband analog correlator has been constructed for the Yuan-Tseh Lee Array for Microwave Background Anisotropy. Lag correlators using analog multipliers provide large bandwidth and moderate frequency resolution. Broadband IF distribution, backend signal processing and control are described.  Operating conditions for optimum sensitivity and linearity are discussed. From observations, a large effective bandwidth of around 10 GHz has been shown to provide sufficient sensitivity for detecting cosmic microwave background variations."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1003.3347","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}