The EMIR multi-band mm-wave receiver for the IRAM 30-m telescope

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Table 1

RF and IF configurations and bandwidths, status as installed in March 2009.

Band#	RF coverage	Mixing scheme	IF config.
	(GHz)		Pol × Sb × BW(GHz)

B1	83−117	2SB	2 × 2 × 8
B2	129−174	SSB	2 × 1 × 4
B3	200−267	SSB	2 × 1 × 4^a
B4	260−360	2SB	2 × 2 × 4^b

Notes. The band designations will be used through the rest of the article. The following upgrades to the mixing and/or IF capability are scheduled for Nov. 2011:

^(a)

Band 3: 2SB mixers, 2 × 2 × 8 GHz

^(b)

Band 4: 2 × 2 × 8 GHz.

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