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Tender For purchae of pcm, dpcm, cvsd modulator and demodulator kits, delta, adaptive delta sigma, delta modular and demodulator kits, digital compounding a-law and u-law kits
Tender For supply and commissioning digital signal receiver rakshak to receive signal transmitted from digital signal modulator dsm25s-udm-1as per rdso specification no. rdso/spn/tc/105-2015, ver.-2. 1 dtd: 18.05.2022including maintenance for two years specifications working on vhf frequency 160.450m hz.. inbuilt battery. housing in small pocket model (mobile phone type) with built in antenna and rechargea ble battery. facility to connect external battery charger. battery charging status is indicated by led belt-h anging arrangement. dimension of rakshak shall be less than 20x50x150 (wxdxh), (h=100 unit + 50 art enna =150). net weight "rakshak" shall be less than 150 gms, 5mm led indication- up signal received bl ued led, dn signal received yellow led bi directional received green led. [ warranty period: 30 months after the date of delivery ]