Across:
1 Is it a test of public opinion (SOUNDING BOARD) getting feedback from The Plank? (SOUNDING BOARD)
10 What you’d expect drama queen to do (OVERACT) for old, (O-) old soldier (vet = -VE-T) locking up vehicle (car = -RAC-) reversing (= reversal indicator) (OVERACT),
11 One will have to move on (LET IT GO), as didn’t put a hand out for the bus (LET IT GO),
12 Auction bids (NODS) from both sides of North Frisian Islands (from both sides of ‘North Frisian Islands’ = NODS),
13 All sides today (SOUND on all sides of today’s grid) physically fit (SOUND),
15 Snake (TURN) in square (T- square) pot (-URN) (TURN),
17 Extract from Boris Pasternak (extract from ‘Boris Pasternak’ = SPA) relates to spring (SPA),
19 Nevertheless (EVEN SO), the first lady (it’s EVE-) to show off (= anagram indicator) son (son = -N SO) (EVEN SO),
21 Transfer (= anagram indicator) debits (debits = BEDSIT) for temporary accommodation (BEDSIT),
22 Loners (loners = SNOR-EL) travelling (= anagram indicator) over the weekend (week end = -K-) (SNORKEL) with diving gear (SNORKEL),
23 At opening of Oresteia (at opening of ‘Oresteia’ = -O-) in Gate (G-ATE-), the final scene (final ‘scene’ = -E) (GOATEE) is pointedly hairy (GOATEE),
25 Government attends UN summits (‘government attends UN’ summits = GAU-) with revolutionary (-CHE) (GAUCHE) lacking in the social graces (GAUCHE),
27 It was not disclosed (HID) it was covered up by Mujahideen (HID covered up by ‘Mujahideen’),
29 It’s time (NOON) for limits to noise pollution (limits to ‘noise pollution’ = NOON),
30 Admission doesn’t include mini (‘admission’ doesn’t include ‘mini’= adsso = SODAS) bar contents (SODAS),
31 Nationalist dismissing station (‘nationalist’ dismissed ‘station’ = nali = NAIL) gets hammered (NAIL),
34 Joy (ELATION) cut (= anagram indicator) toenail (toenail = ELATION),
35 Goes all around Ireland, for instance (COAST-), for short (a) historic time (‘era’ without ‘a’ = -ER) (COASTER) in boat (COASTER cargo boat),
36 Music (SOUND) checks (BARRIERS) (SOUND BARRIERS) broken by the high flyers on speed (SOUND BARRIERS).
Down:
2 Devour (devour = OVERDU-) butcher (= anagram indicator) at the start of the evening (start of the ‘evening’ = -E) (OVERDUE) for being late (OVERDUE),
3 Orderly (NEAT) produces sample of medicine attentively (sample of ‘medicine attentively’ = NEAT),
4 Leads (INTROS) and tritium (-T-) in recycled (= anagram indicator) irons (irons = IN-ROS) (INTROS),
5 Cultural association (GAA = GA-A) admits the foreign (the = -LE-) quarter (compass quarter = north = -N-) (GALENA) provides source of lead (GALENA),
6 Part of the U-boat hit (part of the ‘U-boat hit’ = OATH) by curse? (OATH),
7 Artist (RA-) takes bad (= anagram indicator) turn (turn = -T RUN-) at school (-S) (RAT RUNS) off the main roads (the side/back roads = RAT RUNS),
8 Reliable type (SOUND) from Mastermind (ENGINEER) (SOUND ENGINEER) is responsible for some people hearing things on the radio (SOUND ENGINEER),
9 Ring The Bell (SOUND THE ALARM) with well-constructed (SOUND) article (THE) on distress (ALARM) (SOUND THE ALARM),
14 Read someone the riot act (reprimand = UPBRAID) in pub (pub = UPB-) drunk (= anagram indicator) before (= positional indicator) police surprise visit (-RAID) (UPBRAID),
16 Setting out (= anagram indicator) seats (seats = ASSET) for benefit (ASSET),
18 Writing (from the 3Rs = R-) to English (-E-) Liberal (liberal = -LAX) (RELAX) with chill (RELAX),
20 Some resolution entertained (some ‘resolution entertained’ = ONE) by individual (ONE),
21 There’s no soda in bodegas (there’s no ‘soda’ in ‘bodegas’ = beg = BEG) to cadge (BEG),
24 A (A-) short part of the song (‘vocal’ without ‘l’ = -VOCA-) for party (-DO) (AVOCADO) for one of The Greens (AVOCADO),
26 New (= anagram indicator) carpet (carpet = C-APTER) all over hotel (-H-) (CHAPTER) section (CHAPTER),
27 Rub shoulders (HOBNOB) with tramp (HOB-O-) holding new (-N-) book (-B) (HOBNOB),
28 Characters in Transjordan ceremony (characters in ‘Transjordan ceremony’ = DANCER) moving to music (DANCER),
32 All the family (KI-N) around Lima (-L-) (KILN) employed by distillery (KILN),
33 Amidst the amoeba living on (amidst the ‘amoeba living’ = BALI) on Indonesian island (BALI).