Description

GU-81 High Power 750W 50MHz Pentode GU81M GU81 HAM Transmitting Generator Tube NEW IN BOX Military equipment, "OTK" , high reliability. Military quality check passed ( rhombus ) All tubes were tested for filament continuity. LOT OF 1 Name GU81 Type pentode Cathode type tugsten,carbidized,direct heating Application field power amplification up to 50 MHz Brief application amplification, oscillation Envelope glass Cooling method air Dimensions 260mmx202mm Mass 1 kg Filament voltage 12.6 V Filament current at most 11 A Mutual conductance 4.5 to 6.5 mA/V Gain coefficient 2.5 to 4 Output power 0.45 kW Maximum anode voltage 550 V Maximum operating frequency 50MHz Please allow for the following shipping times: EU countries: 5-8 business days, on rare occasions a few days more USA: 10-15 business days, on rare occasions more South East Asia (Japan, Singapore, S. Korea, Hong Kong, Taiwan etc) 10 business days, on rare occasions more India, China, Russia, Kazakhstan, Pakistan, Indonesia, Malaysia, Thailand, Australia, South Africa etc: at least 15 business days, but frequently around 25 business days Please note that shipping cost is calculated at average. If you have any objections please contact me for a specific quotation. Froo www.froo.com | Froo Cross Sell, Free Cross Sell, Cross promote, eBay Marketing, eBay listing Apps, eBay Apps, eBay Application Froo www.froo.com | Froo Cross Sell, Free Cross Sell, Cross promote, eBay Marketing, eBay listing Apps, eBay Apps, eBay Application