Dear Sir/Madam:We are interested in sourcing a manufacturer of AC and/or rechargeable battery powered single frequency FM radio receivers.We are a small radio station specialized in targeted programming. We broadcast, in the New York metropolitan area, on a sub carrier frequency leased from an FM radio station broadcasting on its main carrier frequency. Our subscribers must acquire a radio set specifically designed to receive our signal.We presently buy approximately one thousand units per year from our supplier but, with a growing audience, we intend to look for alternatives.Following are the specifications of the set we presently provide to our subscribers:Color: BlackFrequency (single): 88.3 MHz at the sub carrier frequency of 67 KHzOutput power: 8WPower supply (if AC): 110V, 60 HzPower supply (if DC): t.b.d., with 110 V AC battery chargerControls: One single On/Off volume knobAntenna: Telescopic, whip typeExternal antenna input: 75 Ohm RG-59 coaxialDimensions (W/H/D): 300x140x125 mmWarranty: 1 year from date of receipt by us.The only mandatory requirements are: the frequency, the AC power supply, and the external antenna input. Everything else is flexible. We would gladly consider, as a feasible alternative, a product already in your inventory adapted to satisfy our mandatory requirements.Should you be interested, kindly let us have your best offer for your minimum order quantity, f.o.b. our address.Sincerely,Massimo Jau