A new broad K/Ka-band receiver (18.0–32.3 GHz) for the Yebes Observatory’s 40 meter radio telescope

Open Access

Table 2

Frequency values and ranges for the frequency down-conversion of the 18–32.3 GHz receiver.

RF range	1^st LO	1^st IF	Subbands	2^nd LO	2^nd IF
18–32.3 GHz	17 GHz	1–15.3 GHz	Low: 1–9 GHz	−	Low: 1–9 GHz
18–32.3 GHz	17 GHz	1–15.3 GHz	High: 9–15.3 GHz	18 GHz	High: 2.7–9 GHz^a

Notes. ^(a)Inverted band that is de-inverted by software to obtain the final spectrum.

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