diff --git a/mcl_comparators/init.lua b/mcl_comparators/init.lua
index 917e497..7c472e9 100644
--- a/mcl_comparators/init.lua
+++ b/mcl_comparators/init.lua
@@ -46,13 +46,14 @@ local function comparator_turnon(params)
 end
 
 function comparator_removevoltage(pos, link, voltage)
-	local frontiers = {{pos = pos, link = link}}
-	local signals = {}
-	local rec_on = {}
+	
 	
 	local cur_vol = voltage+1
 	minetest.log("action", mesecon.postostring(pos) .. "-->" .. "comparator_removevoltage" .. " v="..cur_vol)
 	
+	local frontiers = {{pos = pos, link = link, voltage=cur_vol}}
+	
+	
 	local depth = 1
 	while frontiers[1] do
 		local f = table.remove(frontiers, 1)
@@ -63,7 +64,7 @@ function comparator_removevoltage(pos, link, voltage)
 			
 			local tmp_vol = (meta:get_string("mesecon_voltage")~="" and meta:get_int("mesecon_voltage") or 15)
 			
-			if tmp_vol<cur_vol and tmp_vol>=1 then
+			if tmp_vol<f.voltage and tmp_vol>=1 then
 				--solange spannung niedriger wird
 				cur_vol = tmp_vol
 				meta:set_int("mesecon_voltage", 0)
@@ -72,7 +73,7 @@ function comparator_removevoltage(pos, link, voltage)
 					local np = vector.add(f.pos, r)
 					-- check neighbors
 					for _, l in pairs(mesecon.rules_link_rule_all(f.pos, r)) do
-						table.insert(frontiers, {pos = np, link = l})
+						table.insert(frontiers, {pos = np, link = l, voltage=cur_vol})
 					end
 				end
 			end