two magnetically shielded 10" (25.4cm) woofers with aluminum cone
list here
image hifi Issue 5/2010 Single test: without Endnote
"... Your true being ... unveils the RF-7 on a tonally suitable amplifier bolide (try it out!) or a powerful power amplifier. Then she puts off all inhibitions and there seems to be dynamically hardly any limits anymore. Then she plays up to the waving off confidently, controlled and yet remarkably sensitive, without even beginning to swim. ..."
Audio edition 1/2006; Place 2/2 in the test: "very good" (top class; 90 points) Price/performance: "outstanding"
"Ultradynamic; plays well even with small amps - even quietly. Tight figure."
"... Your true being ... unveils the RF-7 on a tonally suitable amplifier bolide (try it out!) or a powerful power amplifier. Then she puts off all inhibitions and there seems to be dynamically hardly any limits anymore. Then she plays up to the waving off confidently, controlled and yet remarkably sensitive, without even beginning to swim. ..."
"Ultra-dynamic; already plays well with small amps - even quietly. Tight figure."